Author: kib
Date: Wed May 20 21:22:25 2020
New Revision: 361299
URL: https://svnweb.freebsd.org/changeset/base/361299
Log:
Do not consider CAP_RDCL_NO as an indicator for all MDS vulnerabilities
handled by hardware.
Reported by: Anthony Steinhauser
admbugs: 962
Sponsored by: Th
Author: kib
Date: Wed May 20 22:00:31 2020
New Revision: 361302
URL: https://svnweb.freebsd.org/changeset/base/361302
Log:
amd64: Add a knob to flush RSB on context switches if machine has SMEP.
The flush is needed to prevent cross-process ret2spec, which is not handled
on kernel entry if
On Wed, May 20, 2020 at 10:00:31PM +, Konstantin Belousov wrote:
> Author: kib
> Date: Wed May 20 22:00:31 2020
> New Revision: 361302
> URL: https://svnweb.freebsd.org/changeset/base/361302
>
> Log:
> amd64: Add a knob to flush RSB on context switches if machine h
Author: kib
Date: Wed May 20 22:08:26 2020
New Revision: 361303
URL: https://svnweb.freebsd.org/changeset/base/361303
Log:
Change the samantic of struct link_map l_addr member.
It previously returned the object map base address, while all other
ELF operating systems return load offset, i.
On Thu, May 21, 2020 at 03:02:07PM +0200, Antoine Brodin wrote:
> On Thu, May 21, 2020 at 12:08 AM Konstantin Belousov wrote:
> >
> > Author: kib
> > Date: Wed May 20 22:08:26 2020
> > New Revision: 361303
> > URL: https://svnweb.freebsd.org/changeset/base/361
On Thu, May 21, 2020 at 09:03:44AM -0700, John Baldwin wrote:
> On 5/21/20 8:12 AM, Mark Johnston wrote:
> > On Thu, May 21, 2020 at 04:41:52PM +0300, Konstantin Belousov wrote:
> >> On Thu, May 21, 2020 at 03:02:07PM +0200, Antoine Brodin wrote:
> >>> On Thu, May 2
On Thu, May 21, 2020 at 01:01:24PM -0400, Mark Johnston wrote:
> On Thu, May 21, 2020 at 07:56:46PM +0300, Konstantin Belousov wrote:
> > On Thu, May 21, 2020 at 09:03:44AM -0700, John Baldwin wrote:
> > > On 5/21/20 8:12 AM, Mark Johnston wrote:
> > > > On Thu, Ma
On Thu, May 21, 2020 at 12:30:47PM -0700, John Baldwin wrote:
> On 5/21/20 9:56 AM, Konstantin Belousov wrote:
> > On Thu, May 21, 2020 at 09:03:44AM -0700, John Baldwin wrote:
> >> On 5/21/20 8:12 AM, Mark Johnston wrote:
> >>> On Thu, May 21, 2020 at 04:41:52PM +0
Author: kib
Date: Thu May 21 22:24:23 2020
New Revision: 361349
URL: https://svnweb.freebsd.org/changeset/base/361349
Log:
Restore the binary compatibility for link_map l_addr.
Keep link_map l_addr binary layout compatible, rename l_addr to l_base
where rtld returns map base. Provide rel
On Fri, May 22, 2020 at 01:18:55AM +, Mark Johnston wrote:
> Author: markj
> Date: Fri May 22 01:18:55 2020
> New Revision: 361352
> URL: https://svnweb.freebsd.org/changeset/base/361352
>
> Log:
> Fix the build after r361033 when ACPI is disabled.
What is the sense in doing this for amd64 ?
Author: kib
Date: Fri May 22 17:23:09 2020
New Revision: 361394
URL: https://svnweb.freebsd.org/changeset/base/361394
Log:
Convert linkmap_add() and linkmap_delete() to style(8).
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/libexec/rtld-elf/rtld.c
Modified:
Author: kib
Date: Fri May 22 17:52:09 2020
New Revision: 361398
URL: https://svnweb.freebsd.org/changeset/base/361398
Log:
Implement Solaris-like link_map l_refname member.
The implementation is based on the public documentation, in particular
dlinfo(3) from Solaris.
Sponsored by: Th
Author: kib
Date: Tue May 26 19:22:46 2020
New Revision: 361537
URL: https://svnweb.freebsd.org/changeset/base/361537
Log:
Add version indicators to rtld.
It is wrong to relate on __FreeBSD_version, either from
include/param.h, kernel, or libc, to check for rtld features.
Rtld might be
Author: kib
Date: Wed May 27 21:44:26 2020
New Revision: 361563
URL: https://svnweb.freebsd.org/changeset/base/361563
Log:
Simplify the condition to enable superpage mappings in vm_fault_soft_fast().
The list of arches list there matches the list of arches where
default VM_NRESERVLEVEL >
On Wed, May 27, 2020 at 09:41:01PM -0500, Justin Hibbits wrote:
> On Thu, 28 May 2020 00:49:03 + (UTC)
> Brandon Bergren wrote:
>
> > Author: bdragon
> > Date: Thu May 28 00:49:02 2020
> > New Revision: 361568
> > URL: https://svnweb.freebsd.org/changeset/base/361568
> >
> > Log:
> > [Powe
On Sat, May 30, 2020 at 07:57:27PM +, Ed Maste wrote:
> Author: emaste
> Date: Sat May 30 19:57:26 2020
> New Revision: 361657
> URL: https://svnweb.freebsd.org/changeset/base/361657
>
> Log:
> elf_common.h: define DF_1_PIE
>
> DF_1_PIE indicates that the object is a position-independen
On Sat, May 30, 2020 at 07:28:55PM -0400, Ed Maste wrote:
> On Sat, 30 May 2020 at 16:17, Ed Maste wrote:
> >
> > On Sat, 30 May 2020 at 16:14, Konstantin Belousov
> > wrote:
> > >
> > > On Sat, May 30, 2020 at 07:57:27PM +, Ed Maste wrote:
> > &
Author: kib
Date: Sun May 31 21:34:21 2020
New Revision: 361672
URL: https://svnweb.freebsd.org/changeset/base/361672
Log:
rtld: Add -p switch to direct exec mode summary line.
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/libexec/rtld-elf/rtld.c
Modified: h
Author: kib
Date: Sun May 31 21:53:15 2020
New Revision: 361675
URL: https://svnweb.freebsd.org/changeset/base/361675
Log:
rtld: Add -v switch to print some useful information about the rtld binary.
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/libexec/rtld-e
Author: kib
Date: Sun May 31 21:56:07 2020
New Revision: 361676
URL: https://svnweb.freebsd.org/changeset/base/361676
Log:
rtld: Fix indent in print_usage().
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/libexec/rtld-elf/rtld.c
Modified: head/libexec/rtld-el
Author: kib
Date: Sun May 31 22:37:33 2020
New Revision: 361680
URL: https://svnweb.freebsd.org/changeset/base/361680
Log:
rtld: Add -b option to allow to specify image name different from arg0.
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/libexec/rtld-elf/r
Author: kib
Date: Tue Jun 2 16:20:58 2020
New Revision: 361725
URL: https://svnweb.freebsd.org/changeset/base/361725
Log:
Do not allow to load ET_DYN object with DF_1_PIE flag set.
Linkers are supposed to mark PIE binaries with DF_1_PIE, such binary
cannot be correctly and usefully loade
Author: kib
Date: Tue Jun 2 17:33:10 2020
New Revision: 361728
URL: https://svnweb.freebsd.org/changeset/base/361728
Log:
Uppercase 'dso' to indicate that it is abbreviation.
Suggested by: arichardson
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/libexec/r
Author: kib
Date: Wed Jun 3 20:54:36 2020
New Revision: 361770
URL: https://svnweb.freebsd.org/changeset/base/361770
Log:
Add pthread_getname_np() and pthread_setname_np() aliases
for pthread_get_name_np() and pthread_set_name_np(), to be
compatible with Linux.
PR: 238404
Propos
Author: kib
Date: Thu Jun 4 09:06:03 2020
New Revision: 361784
URL: https://svnweb.freebsd.org/changeset/base/361784
Log:
Revert r361770 "Add pthread_getname_np() and pthread_setname_np() aliases"
for now.
It is not compatible enough with Linux.
Requested by: antoine, jkim
Sponsore
On Thu, Jun 04, 2020 at 07:51:42AM +0200, Antoine Brodin wrote:
> On Thu, Jun 4, 2020 at 4:30 AM Jung-uk Kim wrote:
> >
> > It broke Firefox build and I found Linux pthread_{get,set}name_np(3)
> > returns int.
> >
> > https://linux.die.net/man/3/pthread_getname_np
> >
> > I guess you need to write
Author: kib
Date: Thu Jun 4 12:23:15 2020
New Revision: 361785
URL: https://svnweb.freebsd.org/changeset/base/361785
Log:
UFS: write inode block for fdatasync(2) if pointers in inode where allocated
The fdatasync() description in POSIX specifies that
all I/O operations shall be compl
Author: kib
Date: Wed Jun 10 22:07:57 2020
New Revision: 362031
URL: https://svnweb.freebsd.org/changeset/base/362031
Log:
amd64 pmap: reorder IPI send and local TLB flush in TLB invalidations.
Right now code first flushes all local TLB entries that needs to be
flushed, then signals IPI t
Author: kib
Date: Wed Jun 10 22:13:24 2020
New Revision: 362032
URL: https://svnweb.freebsd.org/changeset/base/362032
Log:
Add pthread_getname_np() and pthread_setname_np() aliases for
pthread_get_name_np() and pthread_set_name_np().
This re-applies r361770 after compatibility fixes.
Author: kib
Date: Wed Jun 10 22:30:32 2020
New Revision: 362033
URL: https://svnweb.freebsd.org/changeset/base/362033
Log:
Remove double-calls to tc_get_timecount() to warm timecounters.
It seems that second call does not add any useful state change for all
implemented timecounters.
Author: kib
Date: Thu Jun 11 17:25:20 2020
New Revision: 362065
URL: https://svnweb.freebsd.org/changeset/base/362065
Log:
Restore TLB invalidations done before smp started.
In particular, invalidation of the preloaded modules text to allow
execution from it was broken after D25188/r36203
Author: kib
Date: Thu Jun 11 20:26:39 2020
New Revision: 362075
URL: https://svnweb.freebsd.org/changeset/base/362075
Log:
Correct comment (this should have been committed with r362065).
Sponsored by: The FreeBSD Foundation
MFC after:13 days
Modified:
head/sys/x86/x86/mp_x86.c
Mod
Author: kib
Date: Fri Jun 12 22:10:03 2020
New Revision: 362128
URL: https://svnweb.freebsd.org/changeset/base/362128
Log:
rtld: set osrel when in the direct exec mode.
Rtld itself is a shared object which does not have vendor note, so
after the direct exec of ld-elf.so.1 process has p_os
Author: kib
Date: Fri Jun 12 22:12:57 2020
New Revision: 362129
URL: https://svnweb.freebsd.org/changeset/base/362129
Log:
x86: add bits definitions for SRBDS mitigation control.
See
https://software.intel.com/security-software-guidance/insights/deep-dive-special-register-buffer-data-sampl
Author: kib
Date: Fri Jun 12 22:14:45 2020
New Revision: 362130
URL: https://svnweb.freebsd.org/changeset/base/362130
Log:
Control for Special Register Buffer Data Sampling mitigation.
New microcode update for Intel enables mitigation for SRBDS, which
slows down RDSEED and related instruc
Author: kib
Date: Sat Jun 13 18:18:34 2020
New Revision: 362150
URL: https://svnweb.freebsd.org/changeset/base/362150
Log:
procctl(2): consistently refer to the data pointer as 'data'.
Reviewed by: bcr
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Differential revision:
Author: kib
Date: Sat Jun 13 18:19:42 2020
New Revision: 362151
URL: https://svnweb.freebsd.org/changeset/base/362151
Log:
procctl(2): document PROC_KPTI
Reviewed by: bcr
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Differential revision:https://reviews.freebsd.o
Author: kib
Date: Sat Jun 13 18:21:31 2020
New Revision: 362152
URL: https://svnweb.freebsd.org/changeset/base/362152
Log:
Fix ldd for PIE binaries after rtld stopped accepting binaries for dlopen.
ldd proclaims ET_DYN objects as shared libraries and tries to
dlopen(RTLD_TRACE) them to ge
On Mon, Jun 15, 2020 at 11:45:31AM -0700, John Baldwin wrote:
> On 6/13/20 11:21 AM, Konstantin Belousov wrote:
> > Author: kib
> > Date: Sat Jun 13 18:21:31 2020
> > New Revision: 362152
> > URL: https://svnweb.freebsd.org/changeset/base/362152
> >
> > Lo
Author: kib
Date: Tue Jun 16 21:23:39 2020
New Revision: 362249
URL: https://svnweb.freebsd.org/changeset/base/362249
Log:
Systematically pass RTLD_LO_TRACE to load_needed_objects().
Which makes all calls to load_object() to observe the flag, except the
calls for preloaded DSOs.
Spon
Author: kib
Date: Tue Jun 16 21:25:58 2020
New Revision: 362250
URL: https://svnweb.freebsd.org/changeset/base/362250
Log:
rtld: Add debug line for dlopen_object().
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/libexec/rtld-elf/rtld.c
Modified: head/libexec/
Author: kib
Date: Tue Jun 16 21:29:02 2020
New Revision: 362251
URL: https://svnweb.freebsd.org/changeset/base/362251
Log:
rtld: Allow to load ET_DYN && DF_1_PIE when tracing.
This makes old ldd to still work on newer tagged PIE binaries.
Also move debug line for hashes before both dec
Author: kib
Date: Thu Oct 5 11:34:51 2017
New Revision: 324301
URL: https://svnweb.freebsd.org/changeset/base/324301
Log:
Update comment to note that we skip LDT reload for kthreads as well.
Noted by: bde
Sponsored by: The FreeBSD Foundation
MFC after:3 days
Modified:
head/s
Author: kib
Date: Thu Oct 5 11:36:55 2017
New Revision: 324302
URL: https://svnweb.freebsd.org/changeset/base/324302
Log:
Reduce default max_ldt_segment value to 512.
This makes the LDT to use only one page with default settings,
avoiding the need to find contigous 2 pages in KVA. It se
Author: kib
Date: Thu Oct 5 11:50:01 2017
New Revision: 324303
URL: https://svnweb.freebsd.org/changeset/base/324303
Log:
On amd64, mark the set_user_ldt() function as static.
On i386, the function is used from the context switch code and needs
to be accessible externally. Amd64 MD cont
Author: kib
Date: Thu Oct 5 11:56:04 2017
New Revision: 324304
URL: https://svnweb.freebsd.org/changeset/base/324304
Log:
Remove useless comments.
Requested by: bde
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/amd64/amd64/sys_machdep.c
Modified: head
Author: kib
Date: Thu Oct 5 12:01:39 2017
New Revision: 324305
URL: https://svnweb.freebsd.org/changeset/base/324305
Log:
Correct format specifiers in the debug code.
Requested by: bde
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/amd64/amd64/sys_machd
Author: kib
Date: Thu Oct 5 12:07:38 2017
New Revision: 324306
URL: https://svnweb.freebsd.org/changeset/base/324306
Log:
Use ANSI C declaration for amd64_get_ldt().
Reviewed by: bde
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/amd64/amd64/sys_machde
Author: kib
Date: Thu Oct 5 12:16:45 2017
New Revision: 324307
URL: https://svnweb.freebsd.org/changeset/base/324307
Log:
Complete r323772 on amd64.
Compilers are allowed to combine plain reads into group operations,
e.g. 64bit element copies of one array into another can be
legitimate
Author: kib
Date: Thu Oct 5 12:19:55 2017
New Revision: 324308
URL: https://svnweb.freebsd.org/changeset/base/324308
Log:
Minor style fix.
Requested by: bde
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/amd64/amd64/sys_machdep.c
Modified: head/sys/amd
Author: kib
Date: Thu Oct 5 12:29:34 2017
New Revision: 324310
URL: https://svnweb.freebsd.org/changeset/base/324310
Log:
Improve amd64_get_ldt().
Provide consistent snapshot of the requested descriptors by preventing
other threads from modifying LDT while we fetch the data, lock dt_lock
Author: kib
Date: Thu Oct 5 12:50:03 2017
New Revision: 324313
URL: https://svnweb.freebsd.org/changeset/base/324313
Log:
Avoid a race betweem freeing LDT and context switches.
cpu_switch.S uses curproc->p_md.md_ldt value as the flag indicating
presence of the process LDT. The flag is c
Author: kib
Date: Thu Oct 5 13:12:59 2017
New Revision: 324315
URL: https://svnweb.freebsd.org/changeset/base/324315
Log:
Ensure that after sucessfull i386_set_ldt() call, other threads can
use LDT segments immediately.
If the i386_set_ldt() call created a first LDT descriptor (and
con
Author: kib
Date: Thu Oct 5 18:42:13 2017
New Revision: 324326
URL: https://svnweb.freebsd.org/changeset/base/324326
Log:
Style.
Reviewed by: bde
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/i386/i386/sys_machdep.c
Modified: head/sys/i386/i386/sys_m
Author: kib
Date: Thu Oct 5 18:58:28 2017
New Revision: 324330
URL: https://svnweb.freebsd.org/changeset/base/324330
Log:
Correct format specifiers in the debug code. Style.
Requested by: bde
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/i386/i386/sys
Author: kib
Date: Thu Oct 5 19:11:25 2017
New Revision: 324334
URL: https://svnweb.freebsd.org/changeset/base/324334
Log:
Use ANSI C declarations.
Reviewed by: bde
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/i386/i386/sys_machdep.c
Modified: head/s
Author: kib
Date: Fri Oct 6 10:16:57 2017
New Revision: 324354
URL: https://svnweb.freebsd.org/changeset/base/324354
Log:
Style.
Reviewed by: bde
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/i386/i386/sys_machdep.c
Modified: head/sys/i386/i386/sys_m
Author: kib
Date: Fri Oct 6 10:17:50 2017
New Revision: 324355
URL: https://svnweb.freebsd.org/changeset/base/324355
Log:
Remove unneeded cast.
Reviewed by: bde
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/i386/i386/sys_machdep.c
Modified: head/sys/
Author: kib
Date: Fri Oct 6 14:29:53 2017
New Revision: 324366
URL: https://svnweb.freebsd.org/changeset/base/324366
Log:
Improve i386_get_ldt().
Provide consistent snapshot of the requested descriptors by preventing
other threads from modifying LDT while we fetch the data, lock dt_lock
On Sat, Oct 07, 2017 at 01:04:09PM -0700, Don Lewis wrote:
> On 5 Oct, Konstantin Belousov wrote:
> > Author: kib
> > Date: Thu Oct 5 12:50:03 2017
> > New Revision: 324313
> > URL: https://svnweb.freebsd.org/changeset/base/324313
> >
> > Log:
> >
On Sat, Oct 07, 2017 at 01:54:05PM -0700, Don Lewis wrote:
> On 7 Oct, Konstantin Belousov wrote:
> > On Sat, Oct 07, 2017 at 01:04:09PM -0700, Don Lewis wrote:
> >> On 5 Oct, Konstantin Belousov wrote:
> >> > Author: kib
> >> > Date: Thu Oct 5
Author: kib
Date: Mon Oct 9 15:24:18 2017
New Revision: 324432
URL: https://svnweb.freebsd.org/changeset/base/324432
Log:
More style.
Reviewed by: bde
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/i386/i386/sys_machdep.c
Modified: head/sys/i386/i386/
Author: kib
Date: Mon Oct 9 15:39:43 2017
New Revision: 324433
URL: https://svnweb.freebsd.org/changeset/base/324433
Log:
Reset the fs and gs bases on exec(2).
The values from the old address space do not make sense for the new
program. In particular, gsbase might be the TLS base for th
Author: kib
Date: Mon Oct 9 16:07:27 2017
New Revision: 324437
URL: https://svnweb.freebsd.org/changeset/base/324437
Log:
Improvements to set_user_ldt().
Remove mtx_owned() checks from set_user_ldt(). Split the function
into _locked() version which requires the dt_lock spinlock owned, a
Author: kib
Date: Mon Oct 9 16:19:26 2017
New Revision: 324438
URL: https://svnweb.freebsd.org/changeset/base/324438
Log:
Change i386_get_ldt() to return 'EOF' when the requested range of
descriptors does not fit into currently allocated LDT, or trim the
return if the range fits partially.
Author: kib
Date: Mon Oct 9 16:20:39 2017
New Revision: 324439
URL: https://svnweb.freebsd.org/changeset/base/324439
Log:
Change amd64_get_ldt() to return 'EOF' when the LDT is not yet
allocated, when requested range of descriptors does not fit into
currently allocated LDT, or trim the retu
On Mon, Oct 09, 2017 at 04:20:52PM -0700, Gleb Smirnoff wrote:
> Sean & Jason,
>
> On Sat, Oct 07, 2017 at 11:30:57PM +, Sean Bruno wrote:
> S> Author: sbruno
> S> Date: Sat Oct 7 23:30:57 2017
> S> New Revision: 324405
> S> URL: https://svnweb.freebsd.org/changeset/base/324405
> S>
> S> L
Author: kib
Date: Wed Oct 11 11:03:11 2017
New Revision: 324528
URL: https://svnweb.freebsd.org/changeset/base/324528
Log:
The th_bintime, th_microtime and th_nanotime members of the timehand
all cache the last system time (uptime + boottime). Only the format
differs. Do not re-calculate t
On Thu, Oct 12, 2017 at 03:45:53PM +, Ed Maste wrote:
> Author: emaste
> Date: Thu Oct 12 15:45:53 2017
> New Revision: 324560
> URL: https://svnweb.freebsd.org/changeset/base/324560
>
> Log:
> allow posix_fallocate in capability mode
>
> posix_fallocate is logically equivalent to writi
Author: kib
Date: Fri Oct 13 16:23:05 2017
New Revision: 324600
URL: https://svnweb.freebsd.org/changeset/base/324600
Log:
Evaluate the real size of the sblk_zone.
Submitted by: o...@j.email.ne.jp
PR: 221356
Reviewed by: alc, markj
MFC after:1 week
Differential revision:
Author: kib
Date: Mon Oct 16 15:16:24 2017
New Revision: 324665
URL: https://svnweb.freebsd.org/changeset/base/324665
Log:
Fix the pv_chunks pc_lru tailq handling in reclaim_pv_chunk().
For processing, reclaim_pv_chunk() removes the pv_chunk from the lru
list, which makes pc_lru linkage i
Author: kib
Date: Mon Oct 16 20:11:29 2017
New Revision: 324669
URL: https://svnweb.freebsd.org/changeset/base/324669
Log:
Style.
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/kern/kern_sig.c
Modified: head/sys/kern/kern_sig.c
===
Author: kib
Date: Mon Oct 16 20:15:19 2017
New Revision: 324670
URL: https://svnweb.freebsd.org/changeset/base/324670
Log:
Improve assertion that an ignored or blocked signal is not delivered.
Split two conditions into separate asserts. Print additional details,
like the signal number an
Author: kib
Date: Mon Oct 16 20:21:51 2017
New Revision: 324671
URL: https://svnweb.freebsd.org/changeset/base/324671
Log:
Re-evaluate thread' signal mask after ptracestop().
The stop drops process lock, which allows the signal mask to be
changed and our selected signal might become block
Author: kib
Date: Wed Oct 18 07:27:43 2017
New Revision: 324716
URL: https://svnweb.freebsd.org/changeset/base/324716
Log:
Do not report reduction of swap zone if it was not.
After r324600 we see the actual reservation.
Reported by: jkim
Sponsored by: The FreeBSD Foundation
MFC af
Author: kib
Date: Fri Oct 20 08:25:49 2017
New Revision: 324793
URL: https://svnweb.freebsd.org/changeset/base/324793
Log:
In vm_page_free_phys_pglist(), do not take vm_page_queue_free_mtx if
there is nothing to do.
Suggested by: mjg
Reviewed by: alc
Sponsored by: The FreeBSD Foundat
Author: kib
Date: Fri Oct 20 08:32:37 2017
New Revision: 324794
URL: https://svnweb.freebsd.org/changeset/base/324794
Log:
Do not overwrite clean blocks on pageout.
If filesystem block size is less than the page size, it is possible
that the page-out run contains partially clean pages. E
Author: kib
Date: Fri Oct 20 09:10:49 2017
New Revision: 324795
URL: https://svnweb.freebsd.org/changeset/base/324795
Log:
Move swapout code into vm/vm_swapout.c.
There is no NO_SWAPPING #ifdef left in the code.
Requested by: alc
Reviewed by: alc, markj
Sponsored by: The FreeBSD F
Author: kib
Date: Fri Oct 20 18:40:29 2017
New Revision: 324807
URL: https://svnweb.freebsd.org/changeset/base/324807
Log:
Take the vm object lock in read mode in vnode_generic_putpages().
Only upgrade it to write mode if we need to clear dirty bits of the
partially valid page after EOF.
Author: kib
Date: Sat Oct 21 17:28:12 2017
New Revision: 324824
URL: https://svnweb.freebsd.org/changeset/base/324824
Log:
Check that the page which is freed as zeroed, indeed has all-zero content.
This catches some rare mysterious failures at the source. The check
is only performed on a
Author: kib
Date: Sun Oct 22 08:11:45 2017
New Revision: 324853
URL: https://svnweb.freebsd.org/changeset/base/324853
Log:
Remove the support for mknod(S_IFMT), which created dummy vnodes with
VBAD type.
FFS ffs_write() VOP catches such vnodes and panics, other VOPs do not
check for the
On Mon, Oct 23, 2017 at 07:56:56AM +, Ngie Cooper wrote:
> Author: ngie
> Date: Mon Oct 23 07:56:56 2017
> New Revision: 324911
> URL: https://svnweb.freebsd.org/changeset/base/324911
>
> Log:
> Fix an omission in a comment
>
> Soft float API support applies to armv7 too after r324340
D
On Mon, Oct 23, 2017 at 09:31:42AM -0400, Steve Wills wrote:
> Hi,
>
> On 10/21/2017 18:55, Allan Jude wrote:
> > On 2017-10-21 18:45, Steven Hartland wrote:
> >> Personally I hate that idea as like being able to see all the processes
> >> from the host.
> >>
> >> I have a similar hate of Linux co
Author: kib
Date: Mon Oct 23 16:14:55 2017
New Revision: 324926
URL: https://svnweb.freebsd.org/changeset/base/324926
Log:
Expand explanation of atomicity.
Mention per-location total order, out of thin air, and torn writes
guarantees. Mention C11 standard' memory model and one most impor
On Mon, Oct 23, 2017 at 10:28:22AM -0600, Ian Lepore wrote:
> On Mon, 2017-10-23 at 16:14 +0000, Konstantin Belousov wrote:
> > Author: kib
> > Date: Mon Oct 23 16:14:55 2017
> > New Revision: 324926
> > URL: https://svnweb.freebsd.org/changeset/base/324926
> >
Author: kib
Date: Wed Oct 25 11:44:46 2017
New Revision: 324972
URL: https://svnweb.freebsd.org/changeset/base/324972
Log:
Limit top display of total swap size by the max swap size system can
handle.
Keep both pagesize and the new swap_maxpages in the static variables
to save sysctl cal
On Fri, Oct 27, 2017 at 02:53:26PM +0200, Michal Meloun wrote:
> Sorry for top posting
> That's pity, we have clear problem in rtld code :(
> See:
> -
> RESCUE WITHOUT JEMALLOC_ALIGNED(16);
> -
>
On Fri, Oct 27, 2017 at 07:48:43PM +0200, Michal Meloun wrote:
> But there is something what's still missing me.
> The rescue binary is statically linked, so whole program have only one
> TLS section and full TLS layout is determined by linker.
> The problematic structure, tsd_tls, is first one in
On Tue, Oct 31, 2017 at 09:56:15AM +0100, Baptiste Daroussin wrote:
> On Mon, Oct 30, 2017 at 10:33:20AM -0700, Eitan Adler wrote:
> > On 30 October 2017 at 08:15, Baptiste Daroussin wrote:
> > >>
> > >> - Prefer UTF-8 over ISO-8859-1
> > >> - Remove some references to printing man pages
> > >
Author: kib
Date: Wed Nov 1 10:32:44 2017
New Revision: 325270
URL: https://svnweb.freebsd.org/changeset/base/325270
Log:
Consistently ensure that we do not load MXCSR with reserved bits set.
Some callers of fpusetregs()/npxsetregs(), most importantly
set_fpcontext(), clear reserved bits
Author: kib
Date: Wed Nov 1 10:49:41 2017
New Revision: 325271
URL: https://svnweb.freebsd.org/changeset/base/325271
Log:
Use designated initializers for pmc sysent and module data.
Reviewed by: markj
Tested by:pho
Sponsored by: The FreeBSD Foundation
MFC after:1 week
X-Di
Author: kib
Date: Wed Nov 1 11:05:47 2017
New Revision: 325273
URL: https://svnweb.freebsd.org/changeset/base/325273
Log:
Minor style tweaks.
Sponsored by: The FreeBSD Foundation
MFC after:1 week
X-Differential revision: https://reviews.freebsd.org/D12882
Modified:
head/sys
Author: kib
Date: Wed Nov 1 11:16:18 2017
New Revision: 325274
URL: https://svnweb.freebsd.org/changeset/base/325274
Log:
There is no use for dropping Giant in the pmc syscall.
Reviewed by: markj
Tested by:pho
Sponsored by: The FreeBSD Foundation
MFC after:1 week
X-Differe
Author: kib
Date: Wed Nov 1 11:32:52 2017
New Revision: 325275
URL: https://svnweb.freebsd.org/changeset/base/325275
Log:
In hwpmc, do not double-close the logging file.
hwpmc(4) must not voluntarily call fo_close(), doing this causes
double-close of the file. It seems to almost avoid b
Author: kib
Date: Wed Nov 1 11:37:45 2017
New Revision: 325276
URL: https://svnweb.freebsd.org/changeset/base/325276
Log:
Be protective and check the po_file validity before dropping the ref.
Reported and tested by: pho
Reviewed by: markj
Sponsored by: The FreeBSD Foundation
M
Author: kib
Date: Wed Nov 1 11:43:39 2017
New Revision: 325277
URL: https://svnweb.freebsd.org/changeset/base/325277
Log:
Do not run pmclog_configure_log() without pmc_sx protection.
The r195005 unlocked pmc_sx before calling into pmclog_configure_log()
to avoid the LOR, but it allows fl
Author: kib
Date: Wed Nov 1 18:06:44 2017
New Revision: 325285
URL: https://svnweb.freebsd.org/changeset/base/325285
Log:
Restore an optimization that was temporary disabled by r324665.
In reclaim_pv_chunk(), rotate the pv chunks list so that next
invocations of the reclaim do not scan t
Author: kib
Date: Sat Nov 4 10:49:34 2017
New Revision: 325386
URL: https://svnweb.freebsd.org/changeset/base/325386
Log:
Convert explicit panic() call to assert.
Based on github pull request: #113
Submitted by: pmarillo@github
MFC after:1 week
Modified:
head/sys/kern/kern_umtx.
Author: kib
Date: Sat Nov 4 10:50:47 2017
New Revision: 325387
URL: https://svnweb.freebsd.org/changeset/base/325387
Log:
Eliminate unused load.
Based on github pull request: #117
Submitted by: Wuyang-Chung@github
MFC after:1 week
Modified:
head/sys/i386/i386/swtch.s
Modified:
Author: kib
Date: Sat Nov 4 10:51:52 2017
New Revision: 325388
URL: https://svnweb.freebsd.org/changeset/base/325388
Log:
x86: Do not emit unused TD_TID symbols.
Sponsored by: The FreeBSD Foundation
MFC after:1 week
Modified:
head/sys/amd64/amd64/genassym.c
head/sys/i386/i386/ge
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