[PATCH] linux-user: implement pgid field of /proc/self/stat

Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 8820ca4dfd..5536e364dc 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -8235,6 +8235,9 @@ static int open_self_stat

Re: [PATCH v5 21/24] target/m68k: Implement packed decimal real loads and stores

-- | | 0 | e3 | e2 | e1 | e4 | X | X | X | | - That is, the fourth digit of the exponent is stored in the upper 4 bits of the padding (OPERR is set if e4 is non-zero). -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552

Re: Generic way to detect qemu linux-user emulation

ic. For riscv the most reliable way is to look for "uarch *: qemu" in /proc/cpuinfo. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: Generic way to detect qemu linux-user emulation

On Mär 18 2025, Daniel P. Berrangé wrote: > Whereever practical, it is preferrable to check a discrete feature > or behaviour in a functional way, rather than matching on "is it QEMU" Do you know a way to detect support for CLONE_VFORK that isn't too expensive? -- Andr

Re: Generic way to detect qemu linux-user emulation

9, in run [ 666s] 4:55.17 raise CalledProcessError(retcode, process.args, [ 666s] 4:55.17 output=stdout, stderr=stderr) [ 666s] 4:55.17 subprocess.CalledProcessError: Command '['/usr/bin/ccache /usr/bin/gcc', '--version']' retur

Generic way to detect qemu linux-user emulation

use the emulation of CLONE_VFORK as a true fork makes it impossible for it to report errors back to the parent process. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

[PATCH] linux-user: fix handling of cpu mask in riscv_hwprobe syscall

The third argument of the riscv_hwprobe syscall contains the size of the cpu mask in bytes, not bits. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index a22a5df8cc

[PATCH] linux-user: Move TARGET_SA_RESTORER out of generic/signal.h

-bounds accesses. Move the definition of TARGET_SA_RESTORER out of generic/signal.h into the target_signal.h files that need it. Note that m68k has the sa_restorer field, but does not use it and does not define SA_RESTORER. Reported-by: Thomas Weißschuh Signed-off-by: Andreas Schwab --- linux

Re: linux-user cannot allocate stack memory on riscv64 host due to non-zero guest_base

On Jul 02 2024, Richard Henderson wrote: > Is /proc mounted in your environment? Sure, it's a fully running system on real hardware. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: linux-user cannot allocate stack memory on riscv64 host due to non-zero guest_base

https://build.opensuse.org/package/live_build_log/openSUSE:Factory:RISCV/qemu:qemu-linux-user/standard/riscv64 -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: linux-user cannot allocate stack memory on riscv64 host due to non-zero guest_base

allocate memory -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: linux-user cannot allocate stack memory on riscv64 host due to non-zero guest_base

On Jul 01 2024, Richard Henderson wrote: > With -d page, I get > > Locating guest address space @ 0x3f4000 Why do you get a different address? -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for someth

Re: linux-user cannot allocate stack memory on riscv64 host due to non-zero guest_base

Perhaps you should refrain from attacking the volunteers that report bugs. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: linux-user cannot allocate stack memory on riscv64 host due to non-zero guest_base

On Jun 26 2024, Warner Losh wrote: > On Wed, Jun 26, 2024 at 9:48 AM Richard Henderson < > richard.hender...@linaro.org> wrote: > >> On 6/26/24 01:23, Andreas Schwab wrote: >> > On Jun 25 2024, Richard Henderson wrote: >> > >> >> can al

Re: linux-user cannot allocate stack memory on riscv64 host due to non-zero guest_base

-B option or choose a different value) -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

linux-user cannot allocate stack memory on riscv64 host due to non-zero guest_base

base in setup_arg_pages into a host mmap call with non-zero base. On other hosts like x86_64 or aarch64, guest_base remains zero and the issue does not occur. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for some

Re: linux-user crash in python test

On Jun 24 2024, Peter Maydell wrote: > Just to check, does the python you're running this on > have the change from > https://github.com/python/cpython/pull/110659 Yes, this is python 3.11.9. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F

linux-user crash in python test

dumped) -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

linux-user: array overflow in pselect6 emulation

t;/dev/null",O_RDONLY) = 3 25005 dup2(3,1030) = 1030 25005 pselect6(1031,4207264,0,0,0,0)*** bit out of range 0 - FD_SETSIZE on fd_set ***: terminated Aborted (core dumped) -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: linux-user emulation hangs during fork

Which ruby? $ ruby --version ruby 3.3.1 (2024-04-23 revision c56cd86388) [x86_64-linux-gnu] -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: linux-user emulation hangs during fork

igned-off-by: Laurent Vivier linux-user/syscall.c | 13 +++-- 1 file changed, 7 insertions(+), 6 deletions(-) -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

linux-user emulation hangs during fork

oc/3221/status:SigBlk: /proc/3224/status:SigBlk: 00000000 /proc/3228/status:SigBlk: fff27ffbfa9f -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: [Stable-8.2.1 61/71] linux-user/riscv: Adjust vdso signal frame cfa offsets

On Mär 06 2024, Alistair Francis wrote: > On Sun, Mar 3, 2024 at 8:34 PM Andreas Schwab wrote: >> >> On Jan 28 2024, Michael Tokarev wrote: >> >> > From: Richard Henderson >> > >> > A typo in sizeof_reg put the registers at the wrong offset. &g

Re: [Stable-8.2.1 61/71] linux-user/riscv: Adjust vdso signal frame cfa offsets

= 0 30962 rt_sigprocmask(SIG_SETMASK,0x2b2a1dc8,NULL,8) = 0 30962 rt_sigprocmask(SIG_SETMASK,0x2b2e1050,0x2b2a21a8,8) = 0 30962 rt_sigprocmask(SIG_SETMASK,0x2b2a21a8,NULL,8) = 0 30962 rt_sigprocmask(SIG_SETMASK,0x2b2a2268,NULL,8) = 0 30962 read(3,0xab2a2747,1) = 1 30962

Re: [Stable-8.2.1 61/71] linux-user/riscv: Adjust vdso signal frame cfa offsets

Also tested with master, same result. -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."

Re: [Stable-8.2.1 61/71] linux-user/riscv: Adjust vdso signal frame cfa offsets

= 0 30962 rt_sigprocmask(SIG_SETMASK,0x2b2a1dc8,NULL,8) = 0 30962 rt_sigprocmask(SIG_SETMASK,0x2b2e1050,0x2b2a21a8,8) = 0 30962 rt_sigprocmask(SIG_SETMASK,0x2b2a21a8,NULL,8) = 0 30962 rt_sigprocmask(SIG_SETMASK,0x2b2a2268,NULL,8) = 0 30962 read(3,0xab2a2747,1) = 1 30962

Re: [Stable-8.2.1 61/71] linux-user/riscv: Adjust vdso signal frame cfa offsets

ext. This breaks the testsuite of libunwind. The test Gtest-resume-sig and all dependent tests hang. Reverting this commit fixes them. -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."

Re: [RFC PATCH] target/m68k: Use i128 for 128-bit load/store in m68k_copy_line()

On Okt 17 2023, Richard Henderson wrote: > The manual says "burst reads and writes" without defining those terms. Burst transfers are explained in the M68040UM (7.4.2 Line Read Transfer and 7.4.4 Line Write Transfers). -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key finge

Re: [PATCH] riscv: Call set_satp_mode_max_supported in riscv_host_cpu_init

On Sep 19 2023, Andrew Jones wrote: > This should be fixed by > > https://lore.kernel.org/all/20230911064320.939791-37-alistair.fran...@wdc.com/ Thanks, I can confirm that it fixes the issue. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE

[PATCH] riscv: Call set_satp_mode_max_supported in riscv_host_cpu_init

When running in KVM mode with -cpu host, cfg.satp_mode.supported is not initialized, causing an infinite loop in riscv_cpu_satp_mode_finalize. Fixes: 6df3747a27 ("riscv: Introduce satp mode hw capabilities") Signed-off-by: Andreas Schwab --- target/riscv/cpu.c | 2 ++ 1 file

Re: qemu-system-riscv64 -cpu host uses wrong privilege spec version

On Aug 15 2023, Daniel Henrique Barboza wrote: > This was fixed in 8.1 by eddabb6b88 ("target/riscv: skip features setup for > KVM CPUs"). > Which QEMU version/branch are you using? Thanks, this was tested with 8.0.4. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key

qemu-system-riscv64 -cpu host uses wrong privilege spec version

,h=on,sv48=on. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: Boot failure after QEMU's upgrade to OpenSBI v1.3 (was Re: [PATCH for-8.2 6/7] target/riscv: add 'max' CPU type)

I cannot see the 'tag' v1.3.1 being populated in the opensbi > git repo. Am I missing anything? You need to run git fetch --tags, because the tag is not part of any branch, thus not fetched automatically. -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 7578 EB

Re: [PATCH 1/6] Revert "linux-user: Make sure initial brk(0) is page-aligned"

andomize_brk implementations. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

[PATCH] linux-user: make sure brk(0) returns a page-aligned value

Fixes: 86f04735ac ("linux-user: Fix brk() to release pages") Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 08162cc966..e8a17377f5 100644 --- a/linux-user/sysca

Re: [RISC-V] ERROR:../accel/tcg/cpu-exec.c:1028:cpu_exec_setjmp: assertion failed: (cpu == current_cpu)

tion failed: (cpu == current_cpu) Bail out! ERROR:../accel/tcg/cpu-exec.c:1028:cpu_exec_setjmp: assertion failed: (cpu == current_cpu) -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: [RISC-V] ERROR:../accel/tcg/cpu-exec.c:1028:cpu_exec_setjmp: assertion failed: (cpu == current_cpu)

On Jul 03 2023, Alex Bennée wrote: > Andreas Schwab writes: > >> On Jul 03 2023, Andreas Schwab wrote: >> >>> This is a regression in 8.0. It causes the testsuite of mold to fail: >>> >>> https://build.opensuse.org/package/live_build_log

[RISC-V] ERROR:../accel/tcg/cpu-exec.c:1028:cpu_exec_setjmp: assertion failed: (cpu == current_cpu)

== current_cpu) ** ERROR:../accel/tcg/cpu-exec.c:1028:cpu_exec_setjmp: assertion failed: (cpu == current_cpu) -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: [PATCH v3] linux-user, bsd-user: preserve incoming order of environment variables in the target

Ping? -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: [PATCH v3] linux-user, bsd-user: preserve incoming order of environment variables in the target

Ping? -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: [PATCH v3] linux-user: Add /proc/cpuinfo handler for RISC-V

On Mai 05 2023, Laurent Vivier wrote: > [PATCH qemu v2] linux-user: Emulate /proc/cpuinfo output for riscv > https://patchew.org/QEMU/167873059442.9885.1515208531657524845...@git.sr.ht/ This looks better. You can drop my patch. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key finge

[PATCH v3] linux-user: Add /proc/cpuinfo handler for RISC-V

>From 912af433fa5d93ce81d2054135ed475ab7462d2d Mon Sep 17 00:00:00 2001 From: Andreas Schwab Date: Tue, 18 Apr 2023 11:54:01 +0200 Signed-off-by: Andreas Schwab --- v3: fix isa order linux-user/syscall.c | 55 ++-- 1 file changed, 53 insertions(+)

[PATCH v2] linux-user: Add /proc/cpuinfo handler for RISC-V

Signed-off-by: Andreas Schwab --- v2: dynmically compute the isa string linux-user/syscall.c | 55 ++-- 1 file changed, 53 insertions(+), 2 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 69f740ff98..6df138c8b6 100644 --- a

Re: [PATCH] linux-user: Add /proc/cpuinfo handler for RISC-V

On Mai 02 2023, Andreas Schwab wrote: > None of the currently defined cpus are non-GC cpus (except sifive_e, but > that is not suitable for user-space anyway), and there doesn't appear to > be any properties defined for changing the supported extensions. Actually, modifying the

Re: [PATCH] linux-user: Add /proc/cpuinfo handler for RISC-V

On Mai 02 2023, Palmer Dabbelt wrote: > On Tue, 02 May 2023 06:44:00 PDT (-0700), sch...@suse.de wrote: >> Signed-off-by: Andreas Schwab >> --- >> linux-user/syscall.c | 30 -- >> 1 file changed, 28 insertions(+), 2 deletions(-) &g

[PATCH] linux-user: Add /proc/cpuinfo handler for RISC-V

Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 30 -- 1 file changed, 28 insertions(+), 2 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 69f740ff98..c72456a34b 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c

[PATCH v3] linux-user, bsd-user: preserve incoming order of environment variables in the target

Do not reverse the order of environment variables in the target environ array relative to the incoming environ order. Some testsuites depend on a specific order, even though it is not defined by any standard. Signed-off-by: Andreas Schwab --- bsd-user/main.c | 10 +- linux-user

Re: [PATCH v2] linux-user: preserve incoming order of environment variables in the target

On Mär 29 2023, Philippe Mathieu-Daudé wrote: > On 29/3/23 16:00, Daniel P. Berrangé wrote: >> On Wed, Mar 29, 2023 at 03:55:13PM +0200, Andreas Schwab wrote: >>> Do not reverse the order of environment variables in the target environ >>> array relative to the in

Re: [PATCH v2] linux-user: preserve incoming order of environment variables in the target

On Mär 29 2023, Daniel P. Berrangé wrote: > On Wed, Mar 29, 2023 at 03:55:13PM +0200, Andreas Schwab wrote: >> Do not reverse the order of environment variables in the target environ >> array relative to the incoming environ order. Some testsuites depend on a >> specific ord

[PATCH v2] linux-user: preserve incoming order of environment variables in the target

Do not reverse the order of environment variables in the target environ array relative to the incoming environ order. Some testsuites depend on a specific order, even though it is not defined by any standard. Signed-off-by: Andreas Schwab --- linux-user/main.c | 6 ++ 1 file changed, 6

[PATCH] linux-user: preserve incoming order of environment variables in the target

Do not reverse the order of envionment variables in the target environ array relative to the incoming environ order. Some testsuites depend on a specific order, even though it is not defined by any standard. Signed-off-by: Andreas Schwab --- linux-user/main.c | 7 ++- 1 file changed, 6

[PATCH] linux-user: fill out task state in /proc/self/stat

Some programs want to match an actual task state character. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 36fffd36ca..eb4c2c3162 100644 --- a/linux-user/syscall.c +++ b/linux-user

Re: [PATCH for 7.1] linux-user: fix compat with glibc >= 2.36 sys/mount.h

GETBSZ _IO(0x00,2) -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."

qemu-x86_64 runs out of memory

ot;%zx\n", Max); } $ cc -O2 -g -Wall -std=gnu11 -g mmap.c -o mmap $ ./mmap 7f672e5ff000 $ qemu-x86_64 ./mmap Killed -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

[PATCH v2] linux-user: implement more loop ioctls

LOOP_CONFIGURE is now used by losetup, and it cannot cope with ENOSYS. Signed-off-by: Andreas Schwab --- v2: fix s/loop_configure/loop_config/ typo linux-user/ioctls.h| 4 linux-user/linux_loop.h| 2 ++ linux-user/syscall_defs.h | 4 linux-user/syscall_types.h | 6

[PATCH] linux-user: implement more loop ioctls

LOOP_CONFIGURE is now used by losetup, and it cannot cope with ENOSYS. Signed-off-by: Andreas Schwab --- linux-user/ioctls.h| 4 linux-user/linux_loop.h| 2 ++ linux-user/syscall_defs.h | 4 linux-user/syscall_types.h | 6 ++ 4 files changed, 16 insertions(+) diff

[PATCH] linux-user/syscall: add support for CLONE_PIDFD

Add basic support for CLONE_PIDFD, only fork-like clone without additional flags. This is enough to make Qt/forkfd working. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 52 ++-- 1 file changed, 50 insertions(+), 2 deletions(-) diff --git a

[PATCH] linux-user/syscall: add support for CLONE_PIDFD

Add basic support for CLONE_PIDFD, only fork-like clone without additional flags. This is enough to make Qt/forkfd working. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 52 ++-- 1 file changed, 50 insertions(+), 2 deletions(-) diff --git a

[PATCH] linux-user: fill ppid field in /proc/self/stat

Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 974dd46c9a..dababe463c 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -7940,6 +7940,9 @@ static int open_self_stat(void

[PATCH] linux-user: Implement copy_file_range

Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 40 1 file changed, 40 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 3160a9ba06..c3373af4c7 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -813,6

[Bug 1793539] Re: qemu:handle_cpu_signal received signal outside vCPU context @ pc=0x6003ddc5

As you can see in the build log the package builds sucessfully. ** Changed in: qemu Status: New => Fix Released -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1793539 Title: qemu:handle_cpu_

Re: [PATCH for 5.1] docs: fix trace docs build with sphinx 3.1.1

syntax, but it is not being triggered. While > it is only complaining about the first option, I changed all > the options to give consistency. > > Signed-off-by: Daniel P. Berrangé Running Sphinx v1.7.6 [...] Warning, treated as error: ../qemu-5.0.0/docs/qemu-option-trace.rst.inc:21:Dupli

[PATCH] linux-user: Use getcwd syscall directly

The glibc getcwd function returns different errors than the getcwd syscall, which triggers an assertion failure in the glibc getcwd function when running under the emulation. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 9 + 1 file changed, 1 insertion(+), 8 deletions

[PATCH] linux-user: implement the semtimedop syscall

Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 32 +++- 1 file changed, 27 insertions(+), 5 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 9ec03a889d..7c0f5b83ff 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c

Re: [PATCH 1/2] softfloat: m68k: infinity is a valid encoding

ly by fpsp040, to be compatible with the 68881. Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

[PATCH] linux-user: implement OFD locks

Signed-off-by: Andreas Schwab --- linux-user/generic/fcntl.h | 4 linux-user/syscall.c | 6 ++ 2 files changed, 10 insertions(+) diff --git a/linux-user/generic/fcntl.h b/linux-user/generic/fcntl.h index 9f727d4df2..c85c5b9fed 100644 --- a/linux-user/generic/fcntl.h +++ b/linux

Re: [PATCH] linux-user: Use getcwd syscall directly

On Apr 07 2020, Peter Maydell wrote: > On Tue, 7 Apr 2020 at 11:37, Laurent Vivier wrote: >> >> Le 06/04/2020 à 17:18, Andreas Schwab a écrit : >> > The glibc getcwd function returns different errors than the getcwd >> > syscall, which triggers an assertion fai

[PATCH] linux-user: Use getcwd syscall directly

The glibc getcwd function returns different errors than the getcwd syscall, which triggers an assertion failure in the glibc getcwd function when running under the emulation. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 9 + 1 file changed, 1 insertion(+), 8 deletions

[PATCH] linux-user: add strace for dup3

Signed-off-by: Andreas Schwab --- linux-user/strace.list | 3 +++ 1 file changed, 3 insertions(+) diff --git a/linux-user/strace.list b/linux-user/strace.list index 63a946642d..863283418e 100644 --- a/linux-user/strace.list +++ b/linux-user/strace.list @@ -121,6 +121,9 @@ #ifdef TARGET_NR_dup2

[Qemu-devel] [PATCH] roms/Makefile: fix command for opensbi64-sifive_u

Copy the correct firmware file Signed-off-by: Andreas Schwab --- roms/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/roms/Makefile b/roms/Makefile index dc70fb5aea..775c963f9d 100644 --- a/roms/Makefile +++ b/roms/Makefile @@ -183,7 +183,7 @@ opensbi64-sifive_u

[Qemu-devel] [PATCH] linux-user: implement getsockopt SO_RCVTIMEO and SO_SNDTIMEO

Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 36 ++-- 1 file changed, 34 insertions(+), 2 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index d113a65831..ba5775a94e 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c

[Qemu-devel] [PATCH] linux-user: Implement membarrier syscall

Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 7 +++ 1 file changed, 7 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index f5ff6f5dc8..80399f4eb0 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -313,6 +313,9 @@ _syscall3(int, getrandom

[Qemu-devel] [PATCH] linux-user: don't short-circuit read with zero length

A zero-length read still needs to do the usual checks, thus it may return errors like EBADF. This makes the read syscall emulation consistent with the pread64 syscall emulation. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions

[Qemu-devel] [PATCH] linux-user: fix emulation of accept4/getpeername/getsockname/recvfrom syscalls

value of the addrlen parameter, so that it doesn't write past the buffer limits. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 41 + 1 file changed, 25 insertions(+), 16 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c

[Qemu-devel] [PATCH] linux-user: fix recvmsg emulation

Set msg_flags in the returned struct msghdr. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 1 + 1 file changed, 1 insertion(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 90bfda3563..b6b566a6fa 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c

[Qemu-devel] [PATCH] linux-user: fix emulation of accept4/getpeername/getsockname/recvfrom syscalls

the addrlen parameter, so that it doesn't write past the buffer limits. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 38 ++ 1 file changed, 22 insertions(+), 16 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 55fa2

[Qemu-devel] [PATCH] linux-user: fix emulation of accept4/getpeername/getsockname/recvfrom syscalls

the addrlen parameter, so that it doesn't write past the buffer limits. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 38 ++ 1 file changed, 22 insertions(+), 16 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index d5db011

[Qemu-devel] [Bug 1793539] [NEW] qemu:handle_cpu_signal received signal outside vCPU context @ pc=0x6003ddc5

Public bug reported: During the build of gedit for RISC-V this error occurs: $ qemu-riscv64 -E LD_LIBRARY_PATH=gedit/.libs ./gedit/.libs/gedit qemu:handle_cpu_signal received signal outside vCPU context @ pc=0x6003ddc5 qemu:handle_cpu_signal received signal outside vCPU context @ pc=0x69e4 h

[Qemu-devel] [PATCH] linux-user: don't short-circuit read with zero length

A zero-length read still needs to do the usual checks, thus it may return errors like EBADF. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 18 +++--- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index

Re: [Qemu-devel] [PULL v4 0/7] riscv-pull queue

On Jul 09 2018, Alistair Francis wrote: > On Mon, Jul 9, 2018 at 3:00 AM, Andreas Schwab wrote: >> What is the state of the sifive_u emulation? When I tried to boot a bbl >> with an included kernel I get these errors: >> >> qemu-system-riscv64: plic: invalid regis

Re: [Qemu-devel] [PULL v4 0/7] riscv-pull queue

qemu-system-riscv64: plic: invalid register write: 20b0 qemu-system-riscv64: plic: invalid register write: 20b4 Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

Re: [Qemu-devel] qemu:handle_cpu_signal received signal outside vCPU context

On Mär 19 2018, Michael Clark wrote: > On Mon, Mar 19, 2018 at 9:17 AM, Andreas Schwab wrote: > >> I'm seeing this error while building gedit for riscv64 with linux-user >> emulation: >> >> $ LD_LIBRARY_PATH=gedit/.libs qemu-riscv64 gedit/.libs/

Re: [Qemu-devel] qemu:handle_cpu_signal received signal outside vCPU context

kage/show/openSUSE:Factory:RISCV/gedit> with osc and use osc build. Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

[Qemu-devel] qemu:handle_cpu_signal received signal outside vCPU context

vCPU context @ pc=0x6003d7d5 qemu:handle_cpu_signal received signal outside vCPU context @ pc=0x60106a16 This is qemu as of today with the patches from git://github.com/riscv/riscv-qemu / riscv-all on top. Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9

Re: [Qemu-devel] [PATCH 5/7] block: convert bdrv_invalidate_cache callback to coroutine_fn

e block/iscsi.c:2247:31: error: 'iscsi_invalidate_cache' undeclared here (not in a function); did you mean 'iscsi_co_invalidate_cache'? .bdrv_invalidate_cache = iscsi_invalidate_cache, ^~

Re: [Qemu-devel] [PATCH v6 00/23] RISC-V QEMU Port Submission

This is being used to build openSUSE Factory for riscv64 with linux-user emulation: https://build.opensuse.org/project/show/openSUSE:Factory:RISCV Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And no

Re: [Qemu-devel] [PATCH v2] linux-user: Implement copy_file_range

On Feb 15 2018, Laurent Vivier wrote: > Le 06/02/2018 à 11:31, Andreas Schwab a écrit : >> No attempt is made to emulate it on the host. > > I don't understand what you mean here... If your host doesn't have it, neither will the emulation. Andreas. -- Andre

[Qemu-devel] [PATCH v2] linux-user: Implement copy_file_range

No attempt is made to emulate it on the host. Signed-off-by: Andreas Schwab --- v2: fix spacing --- linux-user/syscall.c | 39 +++ 1 file changed, 39 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index bed154139e..92b4f59c05 100644

[Qemu-devel] [PATCH] linux-user: Implement copy_file_range

No attempt is made to emulate it on the host. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 39 +++ 1 file changed, 39 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 07fb8de921..ff89016adc 100644 --- a/linux-user

[Qemu-devel] [PATCH] linux-user: Implement setsockopt SOL_SOCKET/SO_LINGER

Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 23 +++ 1 file changed, 23 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index ff89016adc..82848fd97d 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -3130,6 +3130,29

Re: [Qemu-devel] [PATCH v4 10/22] RISC-V Linux User Emulation

GET_NR_rt_tgsigqueueinfo 240 > +#define TARGET_NR_perf_event_open 241 > +#define TARGET_NR_accept4 242 > +#define TARGET_NR_recvmmsg 243 > +#define TARGET_NR_arch_specific_syscall 244 > +#define TARGET_NR_wait4 260 > +#define TARGET_NR_prlimit64 261 > +#define TARGET_NR_fanotify_init 262 > +#define TARGET_NR_fanotify_mark 263 > +#define TARGET_NR_name_to_handle_at 264 > +#define TARGET_NR_open_by_handle_at 265 > +#define TARGET_NR_clock_adjtime 266 > +#define TARGET_NR_syncfs 267 > +#define TARGET_NR_setns 268 > +#define TARGET_NR_sendmmsg 269 > +#define TARGET_NR_process_vm_readv 270 > +#define TARGET_NR_process_vm_writev 271 > +#define TARGET_NR_kcmp 272 > +#define TARGET_NR_finit_module 273 > + > +#define TARGET_NR_syscalls (__NR_finit_module + 1) This is very much out of date, missing some important entries. Also, TARGET_NR_syscalls needs to refer to TARGET_NR_*. Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

[Qemu-devel] [PATCH v3] linux-user: Implement ioctl cmd TIOCGPTPEER

With glibc 2.27 the openpty function prefers the TIOCGPTPEER ioctl. Signed-off-by: Andreas Schwab Reviewed-by: Laurent Vivier --- v2: handle host with old kernel headers v3: fix sparc typos --- linux-user/aarch64/termbits.h| 2 ++ linux-user/alpha/termbits.h | 1 + linux-user/arm

[Qemu-devel] [PATCH v2] linux-user: Implement ioctl cmd TIOCGPTPEER

With glibc 2.27 the openpty function will prefer the TIOCGPTPEER ioctl. Signed-off-by: Andreas Schwab --- v2: handle host with old kernel headers --- linux-user/aarch64/termbits.h| 2 ++ linux-user/alpha/termbits.h | 1 + linux-user/arm/termbits.h| 1 + linux-user/cris

[Qemu-devel] [PATCH] linux-user: Implement ioctl cmd TIOCGPTPEER

With glibc 2.27 the openpty function will prefer the TIOCGPTPEER ioctl. Signed-off-by: Andreas Schwab --- linux-user/aarch64/termbits.h| 2 ++ linux-user/alpha/termbits.h | 1 + linux-user/arm/termbits.h| 1 + linux-user/cris/termbits.h | 1 + linux-user/hppa/termbits.h

[Qemu-devel] [PATCH v2] linux-user: implement renameat2

This is needed for new architectures like RISC-V which do not provide any other rename-like syscall. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 34 ++ 1 file changed, 34 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index

Re: [Qemu-devel] [PATCH] linux-user: implement renameat2

On Jan 23 2018, Laurent Vivier wrote: > And, please, test it (build/run). This was tested by bootstrapping openSUSE Factory for RISC-V. Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for s

Re: [Qemu-devel] [PATCH] linux-user: implement renameat2

You can't use fcntl_flags_tbl Of course! I was confused by another patch I was working on which does need such a conversion. :-/ Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."

[Qemu-devel] [PATCH] linux-user: implement renameat2

This is needed for new architectures like RISC-V which do not provide any other rename-like syscall. Signed-off-by: Andreas Schwab --- linux-user/syscall.c | 33 + 1 file changed, 33 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index

Re: [Qemu-devel] /usr/bin/m4: internal error detected

n qemu-linux-user, which ignores CLONE_VFORK, turning vfork into fork. This breaks the expected semantics of vfork (VM sharing and blocking the child until exec). Andreas. -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And

Re: [Qemu-devel] [PATCH] qemu-binfmt-conf.sh: Fix m68k_mask

On Mär 22 2017, Thomas Huth wrote: > On 21.03.2017 10:38, Andreas Schwab wrote: >> The m68k mask should not remove the low bit of the ELF version field and >> should ignore the OS/ABI field. > > Did you encounter a problem with a real binary here? Yes, some binaries a

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