[PATCH 10/10] staging: gasket: don't print device addresses as kernel pointers

From: Todd Poynor Print device addresses as unsigned long, not as kernel pointers. Signed-off-by: Todd Poynor --- drivers/staging/gasket/gasket_page_table.c | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/staging/gasket/gasket_page_table.c b/drivers/staging

[PATCH 06/10] staging: gasket: sysfs: convert to standard logging

From: Todd Poynor Drop gasket logging calls in favor of standard logging. Signed-off-by: Todd Poynor --- drivers/staging/gasket/gasket_sysfs.c | 73 +-- 1 file changed, 35 insertions(+), 38 deletions(-) diff --git a/drivers/staging/gasket/gasket_sysfs.c b/drivers/stag

[PATCH 05/10] staging: gasket: page table: convert to standard logging

From: Todd Poynor Replace gasket logging calls with standard logging calls. Signed-off-by: Todd Poynor --- drivers/staging/gasket/gasket_page_table.c | 131 + 1 file changed, 54 insertions(+), 77 deletions(-) diff --git a/drivers/staging/gasket/gasket_page_table.c b/drive

[PATCH 09/10] staging: gasket: TODO: remove entry for convert to standard logging

From: Todd Poynor Gasket/apex drivers now use standard logging, remove TODO entry for this. Signed-off-by: Todd Poynor --- drivers/staging/gasket/TODO | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/staging/gasket/TODO b/drivers/staging/gasket/TODO index d3c44ca4fda25..fb71997fb5612

[PATCH 01/10] staging: gasket: save struct device for a gasket device

From: Todd Poynor Save the struct device pointer to a gasket device in gasket's metadata, to facilitate use of standard logging calls and in anticipation of non-PCI gasket devices in the future. Signed-off-by: Todd Poynor --- drivers/staging/gasket/gasket_core.c | 5 +++-- drivers/staging/gask

[PATCH 04/10] staging: gasket: ioctl: convert to standard logging

From: Todd Poynor Replace gasket logging calls with standard logging calls. Signed-off-by: Todd Poynor --- drivers/staging/gasket/gasket_ioctl.c | 23 +-- 1 file changed, 9 insertions(+), 14 deletions(-) diff --git a/drivers/staging/gasket/gasket_ioctl.c b/drivers/staging

[PATCH 08/10] staging: gasket: remove gasket logging header

From: Todd Poynor Gasket logging functions no longer used. Signed-off-by: Todd Poynor --- drivers/staging/gasket/gasket_logging.h | 64 - 1 file changed, 64 deletions(-) delete mode 100644 drivers/staging/gasket/gasket_logging.h diff --git a/drivers/staging/gasket/gas

[PATCH 03/10] staging: gasket: interrupt: convert to standard logging

From: Todd Poynor Convert gasket logging calls to standard functions. Signed-off-by: Todd Poynor --- drivers/staging/gasket/gasket_interrupt.c | 67 +++ 1 file changed, 32 insertions(+), 35 deletions(-) diff --git a/drivers/staging/gasket/gasket_interrupt.c b/drivers/stag

[PATCH 02/10] staging: gasket: core: convert to standard logging

From: Todd Poynor Use standard logging functions, drop use of gasket log functions. Signed-off-by: Todd Poynor --- drivers/staging/gasket/gasket_core.c | 295 --- 1 file changed, 134 insertions(+), 161 deletions(-) diff --git a/drivers/staging/gasket/gasket_core.c b/d

[PATCH 07/10] staging: gasket: apex: convert to standard logging

From: Todd Poynor Drop gasket logging calls in favor of standard logging. Signed-off-by: Todd Poynor --- drivers/staging/gasket/apex_driver.c | 61 1 file changed, 26 insertions(+), 35 deletions(-) diff --git a/drivers/staging/gasket/apex_driver.c b/drivers/stagi

[PATCH 00/10] staging: gasket: logging cleanups

From: Todd Poynor Kill off gasket logging functions, convert to standard. Fixup a few formatting/style problems in the process. Todd Poynor (10): staging: gasket: save struct device for a gasket device staging: gasket: core: convert to standard logging staging: gasket: interrupt: convert

Re: [PATCH 00/25] staging: erofs: introduce erofs file system

On 2018/7/27 9:39, Gao Xiang wrote: > Every file system has its typical usage case. > > I don't think there exists a silver bullet solving all usage cases optimally. > JFFS2, YAFFS and UBIFS are designed for raw flash, we use UFS or eMMC solution > rather than raw nand flash. > > Cramfs and RO

[PATCH] Drivers: HV: Fix the check for return value from kmsg get dump buffer

The code to support panic control message was checking the return was checking the return value from kmsg_dump_get_buffer as error value, which is not what the routine returns. This fixes it. Fixes: 81b18bce48af ("Drivers: HV: Send one page worth of kmsg dump over Hyper-V during panic") Signed-o

RE: [PATCH] Drivers: HV: panic kmsg dump, move MSR access to arch specific

I just sent three individual patches to address the below. Thanks, Sunil > -Original Message- > From: KY Srinivasan > Sent: Thursday, July 26, 2018 11:53 AM > To: Sunil Muthuswamy ; Michael Kelley (EOSG) > > Cc: Stephen Hemminger ; Haiyang Zhang > ; de...@linuxdriverproject.org > Subject

[PATCH] Drivers: HV: Fix the issue with freeing up hv_ctl_table_hdr

The check to free the Hyper-V control table header was reversed. This fixes it. Fixes: 81b18bce48af ("Drivers: HV: Send one page worth of kmsg dump over Hyper-V during panic") Signed-off-by: Sunil Muthuswamy --- drivers/hv/vmbus_drv.c | 14 -- 1 file changed, 4 insertions(+), 10 de

[PATCH] Drivers: HV: move the crash control MSR access out of common code

Fixes: 81b18bce48af ("Drivers: HV: Send one page worth of kmsg dump over Hyper-V during panic") Signed-off-by: Sunil Muthuswamy --- arch/x86/include/asm/mshyperv.h | 3 +++ drivers/hv/vmbus_drv.c | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/x86/include/asm

[PATCH 1/2] android: binder: Show extra_buffers_size in trace

Add extra_buffers_size to the binder_transaction_alloc_buf tracepoint. Acked-by: Arve Hjønnevåg Signed-off-by: Sherry Yang --- drivers/android/binder_trace.h | 7 +-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/android/binder_trace.h b/drivers/android/binder_trace.

[PATCH 2/2] android: binder: Rate-limit debug and userspace triggered err msgs

Use rate-limited debug messages where userspace can trigger excessive log spams. Acked-by: Arve Hjønnevåg Signed-off-by: Sherry Yang --- drivers/android/binder.c | 5 +++-- drivers/android/binder_alloc.c | 41 +- 2 files changed, 29 insertions(+), 17 delet

Re: [PATCH v2 3/3] Staging: octeon-usb: Breaks down cvmx_usb_poll_channel().

Indeed i should probably either use pointer or pass the values, i will do some more testing and update this. Thanks On Thu, 26 Jul 2018 at 19:31, Joe Perches wrote: > > On Thu, 2018-07-26 at 18:41 +0300, Georgios Tsotsos wrote: > > In order to make this function more clear a new function created

[PATCH] staging: rtl8188eu: remove unused sreset_get_wifi_status()

The function sreset_get_wifi_status() is never used, so remove it. Discovered by cppcheck. Signed-off-by: Michael Straube --- drivers/staging/rtl8188eu/core/rtw_sreset.c | 27 --- .../staging/rtl8188eu/include/rtw_sreset.h| 1 - 2 files changed, 28 deletions(-) diff --git

RE: [PATCH] Drivers: HV: panic kmsg dump, move MSR access to arch specific

> -Original Message- > From: Sunil Muthuswamy > Sent: Monday, July 23, 2018 11:31 AM > To: Michael Kelley (EOSG) ; Sunil > Muthuswamy > Cc: KY Srinivasan ; Stephen Hemminger > ; Haiyang Zhang ; > de...@linuxdriverproject.org > Subject: [PATCH] Drivers: HV: panic kmsg dump, move MSR acce

[PATCH 13/16] staging:rtl8192u: Rename HW90_BLOCK_E - Style

Rename the enumerated type HW90_BLOCK_E to hw90_block_e. Whilst this is not flagged by checkpatch types are meant to be in lowercase. This is a coding style change which should have no impact on runtime code execution. Signed-off-by: John Whitmore --- drivers/staging/rtl8192u/r819xU_phy.c | 8 +

[PATCH 10/16] staging:rtl8192u: Remove proxy rtl819XRadioB_Array - Style

Remove the array rtl819XRadioB_Array Rtl8192UsbRadioB_Array which acts as a proxy the actual array Rtl8192UsbRadioB_Array. The only purpose, I can see for this implementation is to obscure the actual array being used Rtl8192UsbRadioB_Array. This is a coding style change which should have no impact

[PATCH 15/16] staging:rtl8192u: Remove repeated definitions - Style

Remove bit field masks which are defined in two files: r819xU_phy.h and r819xU_phyreg.h. Or in the case of bMaskByte3 defined but never used. The definitions have been removed from the file r819xU_phy.h. This is a coding style change, which should have no impact on runtime code execution. Signed

[PATCH 14/16] staging:rtl8192u: Rename RF90_RADIO_PATH_E - Style

Rename the enumerated type RF90_RADIO_PATH_E to rf90_radio_path_e. Whilst it is not flagged as an issue by checkpatch, types are meant to be named in lowercase. This change is purely a coding style change which should have no impact on runtime code execution. Signed-off-by: John Whitmore --- dr

[PATCH 11/16] staging:rtl8192u: Remove proxy rtl819XRadioC_Array - Style

Remove the array rtl819XRadioC_Array which is only serving as a proxy for the real array Rtl8192UsbRadioC_Array. This is a coding style change and should have no impact on runtime code execution. Signed-off-by: John Whitmore --- drivers/staging/rtl8192u/r819xU_phy.c | 7 +++ drivers/staging/

[PATCH 08/16] staging:rtl8192u: Remove proxy array rtl819XAGCTAB_Array - Style

Remove the array rtl819XAGCTAB_Array which is only a proxy to the array Rtl8192UsbAGCTAB_Array. There appears to be no purpose served by this implementation, other then to obscure the Rtl8192UsbAGCTAB_Array structure, which is actually written to and read from. Signed-off-by: John Whitmore --- d

[PATCH 12/16] staging:rtl8192u: Remove proxy rtl819XRadioD_Array - Style

Remove the array rtl819XRadioD_Array which is only acting as a proxy to the real array Rtl8192UsbRadioD_Array. This is a coding style change which should have no impact on runtime code execution. Signed-off-by: John Whitmore --- drivers/staging/rtl8192u/r819xU_phy.c | 7 +++ drivers/staging

[PATCH 09/16] staging:rtl8192u: Remove proxy rtl819XRadioA_Array - Style

The array rtl819XRadioA_Array serves as a proxy array for the actual array Rtl8192UsbRadioA_Array. This implementation seems to serve no other purpose then to obscure the actually array Rtl8192UsbRadioA_Array. This is a coding style change which should have no impact on runtime code execution. Si

[PATCH 16/16] staging:rtl8192u: Rename eRFPath - Style

Rename the variable eRFPath to e_rfpath. This change resolves a checkpatch issue with CamelCase naming. The variable name is used both as a parameter name in function definitions, function prototypes and as a local variable. This change is purely a coding style change which should have no impact o

[PATCH 06/16] staging:rtl8192u: Remove proxy struct rtl819XMACPHY_Array_PG - Style

Remove the struct rtl819XMACPHY_Array_PG which is simply a proxy for the struct Rtl8192UsbMACPHY_Array_PG. There appears to be no purpose served by this implementation, other then to obscure the Rtl8192UsbMACPHY_Array_PG structure. Signed-off-by: John Whitmore --- drivers/staging/rtl8192u/r819xU

[PATCH 05/16] staging:rtl8192u: Rename msDelay to ms_delay - Style

Rename the member variable msDelay to ms_delay. This change clears the checkpatch issue with CamelCase naming. The change is purely a coding style change which should not impact runtime code execution. Signed-off-by: John Whitmore --- drivers/staging/rtl8192u/r819xU_phy.c | 6 +++--- drivers/sta

[PATCH 02/16] staging:rtl8192u: Rename CmdID - Style

Rename the member variable CmdId to cmd_id. This change clears the checkpatch issue with CamelCase naming. The change is purely a coding style change which should have no impact on runtime code execution. Signed-off-by: John Whitmore --- drivers/staging/rtl8192u/r819xU_phy.c | 6 +++--- drivers/

[PATCH 01/16] staging:rtl8192u: Rename SwChnlCmd - Style

Rename the structure SwChnlCmd to sw_chnl_cmd. This change clears the checkpatch issue with CamelCase naming. The change is purely a coding style change and should have no impact on runtime code execution. Signed-off-by: John Whitmore --- drivers/staging/rtl8192u/r819xU_phy.c | 16 --

[PATCH 07/16] staging:rtl8192u: Remove proxy struct rtl819XPHY_REG_1T2RArray - Style

Remove the struct rtl819XPHY_REG_1T2RArray which is simply a proxy for the struct Rtl8192UsbPHY_REG_1T2RArray. There appears to be no purpose served by this implementation, other then to obscure the Rtl8192UsbPHY_REG_1T2RArray structure. Signed-off-by: John Whitmore --- drivers/staging/rtl8192u/

[PATCH 04/16] staging:rtl8192u: Rename Para2 to para_2 - style

Rename member variable Para2 to para_2. This change clears the checkpatch issue with CamelCase naming. The change is purely a coding style change and should have no impact on runtime code execution. Signed-off-by: John Whitmore --- drivers/staging/rtl8192u/r819xU_phy.c | 10 +- drivers/s

[PATCH 03/16] staging:rtl8192u: Rename Para1 > para_1 - Style

Rename the member variable Para1 to para_1. This change clears the checkpatch issue with CamelCase naming. The change is purely a coding style change and should have no impact on runtime code execution. Signed-off-by: John Whitmore --- drivers/staging/rtl8192u/r819xU_phy.c | 10 +- drive

[PATCH 00/16] staging:rtl8192u: Proxy Structures?

This series of patches contains coding style changes. There is one type of change, proxy structures, which whilst not flagged by checkpatch, as an issue, I have changed. I can't see the purpose of defining a structure, in this case arrays, and then using a #define to name the structure something e

Re: [PATCH v2 3/3] Staging: octeon-usb: Breaks down cvmx_usb_poll_channel().

On Thu, 2018-07-26 at 18:41 +0300, Georgios Tsotsos wrote: > In order to make this function more clear a new function created that controls > channels halt on no DMA mode. [] > diff --git a/drivers/staging/octeon-usb/octeon-hcd.c > b/drivers/staging/octeon-usb/octeon-hcd.c [] > @@ -2585,6 +2585,52

[PATCH v2 3/3] Staging: octeon-usb: Breaks down cvmx_usb_poll_channel().

In order to make this function more clear a new function created that controls channels halt on no DMA mode. Signed-off-by: Georgios Tsotsos --- drivers/staging/octeon-usb/octeon-hcd.c | 83 + 1 file changed, 54 insertions(+), 29 deletions(-) diff --git a/drivers

[PATCH v2 1/3] Staging: octeon-usb: Adding SPDX license identifier

Adding appropriate SPDX-License-Identifier (GPL-2) that were missing from code, header and make files. Signed-off-by: Georgios Tsotsos --- drivers/staging/octeon-usb/Makefile | 1 + drivers/staging/octeon-usb/octeon-hcd.c | 1 + drivers/staging/octeon-usb/octeon-hcd.h | 1 + 3 files changed,

[PATCH v2 2/3] Staging: octeon-usb: Change coding style of CVMX_WAIT_FOR_FIELD32 marco.

Fixing coding style for CVMX_WAIT_FOR_FIELD32 was confusing. Also encapsulates into parentheses timeout_usec. Signed-off-by: Georgios Tsotsos --- drivers/staging/octeon-usb/octeon-hcd.c | 44 + 1 file changed, 23 insertions(+), 21 deletions(-) diff --git a/driver

[PATCH v2 0/3] Staging: octeon-usb fixes for coding style, SPDX and readability.

Hello, Ok, this have gone too far, i sent these series so many times wrong... I am sorry its my first patch (and series) and i keep mix-up patch generation an sending to my self. Last time not everybody was cc. Here are three patches which trying to resolve TODO's list requirements number 45 abo

Re: [PATCH v7 4/4] kexec_file: Load kernel at top of system RAM if required

On 07/26/18 at 04:01pm, Michal Hocko wrote: > On Thu 26-07-18 21:37:05, Baoquan He wrote: > > On 07/26/18 at 03:14pm, Michal Hocko wrote: > > > On Thu 26-07-18 15:12:42, Michal Hocko wrote: > > > > On Thu 26-07-18 21:09:04, Baoquan He wrote: > > > > > On 07/26/18 at 02:59pm, Michal Hocko wrote: > >

Re: [BUG] staging: lustre: Possible null function pointer in ctx_refresh_timeout()

On Thu, Jul 26, 2018 at 10:02:22PM +0800, Jia-Ju Bai wrote: > In Linux-4.16, drivers/staging/lustre/lustre/ptlrp/sec.c, Please look at the 4.18-rc6 release for this file. In short, nothing to worry about anymore :) thanks, greg k-h ___ devel mailing l

[GIT PULL] Staging driver fixes for 4.18-rc7

The following changes since commit 9d3cce1e8b8561fed5f383d22a4d6949db4eadbe: Linux 4.18-rc5 (2018-07-15 12:49:31 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git tags/staging-4.18-rc7 for you to fetch changes up to b96fba8d5855

Re: [BUG] staging: lustre: Possible null function pointer in ctx_refresh_timeout()

On 2018/7/26 22:12, Greg KH wrote: On Thu, Jul 26, 2018 at 10:02:22PM +0800, Jia-Ju Bai wrote: In Linux-4.16, drivers/staging/lustre/lustre/ptlrp/sec.c, Please look at the 4.18-rc6 release for this file. In short, nothing to worry about anymore :) Looks good now :) Best wishes, Jia-Ju B

[BUG] staging: lustre: Possible null function pointer in ctx_refresh_timeout()

In Linux-4.16, drivers/staging/lustre/lustre/ptlrp/sec.c, 557. int ctx_refresh_timeout(...) {     ... 573. req->rq_cli_ctx->cc_ops->force_die(req->rq_cli_ctx, 0);     .. 575. } For x86 kernel configuration, there is no assignment of the function pointer ".force_die" in t

Re: [PATCH v7 4/4] kexec_file: Load kernel at top of system RAM if required

On Thu 26-07-18 21:37:05, Baoquan He wrote: > On 07/26/18 at 03:14pm, Michal Hocko wrote: > > On Thu 26-07-18 15:12:42, Michal Hocko wrote: > > > On Thu 26-07-18 21:09:04, Baoquan He wrote: > > > > On 07/26/18 at 02:59pm, Michal Hocko wrote: > > > > > On Wed 25-07-18 14:48:13, Baoquan He wrote: > >

Re: [PATCH v7 4/4] kexec_file: Load kernel at top of system RAM if required

On 07/26/18 at 03:14pm, Michal Hocko wrote: > On Thu 26-07-18 15:12:42, Michal Hocko wrote: > > On Thu 26-07-18 21:09:04, Baoquan He wrote: > > > On 07/26/18 at 02:59pm, Michal Hocko wrote: > > > > On Wed 25-07-18 14:48:13, Baoquan He wrote: > > > > > On 07/23/18 at 04:34pm, Michal Hocko wrote: > >

Re: [PATCH v7 4/4] kexec_file: Load kernel at top of system RAM if required

On Thu 26-07-18 15:12:42, Michal Hocko wrote: > On Thu 26-07-18 21:09:04, Baoquan He wrote: > > On 07/26/18 at 02:59pm, Michal Hocko wrote: > > > On Wed 25-07-18 14:48:13, Baoquan He wrote: > > > > On 07/23/18 at 04:34pm, Michal Hocko wrote: > > > > > On Thu 19-07-18 23:17:53, Baoquan He wrote: > >

Re: [PATCH v7 4/4] kexec_file: Load kernel at top of system RAM if required

On Thu 26-07-18 21:09:04, Baoquan He wrote: > On 07/26/18 at 02:59pm, Michal Hocko wrote: > > On Wed 25-07-18 14:48:13, Baoquan He wrote: > > > On 07/23/18 at 04:34pm, Michal Hocko wrote: > > > > On Thu 19-07-18 23:17:53, Baoquan He wrote: > > > > > Kexec has been a formal feature in our distro, an

Re: [PATCH v4 00/15] staging: mt7621-pci: avoid custom pci config read and writes

On Thu, Jul 26, 2018 at 1:24 PM, Sergio Paracuellos wrote: > On Thu, Jul 26, 2018 at 08:02:17PM +1000, NeilBrown wrote: >> On Thu, Jul 26 2018, Sergio Paracuellos wrote: >> >> > >> > Ok, I think the problem is we are not setting the bridge->windows retrieved >> > with devm_request_pci_bus_resource

Re: [PATCH v7 4/4] kexec_file: Load kernel at top of system RAM if required

On 07/26/18 at 02:59pm, Michal Hocko wrote: > On Wed 25-07-18 14:48:13, Baoquan He wrote: > > On 07/23/18 at 04:34pm, Michal Hocko wrote: > > > On Thu 19-07-18 23:17:53, Baoquan He wrote: > > > > Kexec has been a formal feature in our distro, and customers owning > > > > those kind of very large ma

Re: [PATCH v7 4/4] kexec_file: Load kernel at top of system RAM if required

On Wed 25-07-18 14:48:13, Baoquan He wrote: > On 07/23/18 at 04:34pm, Michal Hocko wrote: > > On Thu 19-07-18 23:17:53, Baoquan He wrote: > > > Kexec has been a formal feature in our distro, and customers owning > > > those kind of very large machine can make use of this feature to speed > > > up t

[PATCH 25/25] staging: erofs: add a TODO and update MAINTAINERS for staging

This patch adds a TODO to list the things to be done, and the relevant info to MAINTAINERS so we can take all the blame :) Signed-off-by: Gao Xiang --- MAINTAINERS| 7 +++ drivers/staging/erofs/TODO | 45 + 2 files changed, 52 inse

[PATCH 24/25] staging: erofs: introduce cached decompression

This patch adds an optional choice which can be enabled by users in order to cache both incomplete ends of compressed clusters as a complement to the in-place decompression in order to boost random read, but it costs more memory than the in-place decompression only. Signed-off-by: Gao Xiang ---

[PATCH 23/25] staging: erofs: introduce VLE decompression support

This patch introduces the basic in-place VLE decompression implementation for the erofs file system. Compared with fixed-sized input compression, it implements what we call 'the variable-length extent compression' which specifies the same output size for each compression block to make the full use

[PATCH 22/25] staging: erofs: introduce workstation for decompression

This patch introduces another concept used by the unzip subsystem called 'workstation'. It can be seen as a sparse array that stores pointers pointed to data structures related to the corresponding physical blocks. All lookup cases are protected by RCU read lock. Besides, reference count and spin_

[PATCH 21/25] staging: erofs: introduce erofs shrinker

This patch adds a dedicated shrinker targeting to free unneeded memory consumed by a number of erofs in-memory data structures. Like F2FS and UBIFS, it also adds: - sbi->umount_mutex to avoid races on shrinker and put_super - sbi->shrinker_run_no to not revisit recently scaned objects Signed-

[PATCH 20/25] staging: erofs: introduce superblock registration

In order to introducing shrinker solution for erofs, let's manage all mounted erofs instances at first. Signed-off-by: Gao Xiang --- drivers/staging/erofs/internal.h | 6 ++ drivers/staging/erofs/super.c| 4 drivers/staging/erofs/utils.c| 17 + 3 files changed,

[PATCH 19/25] staging: erofs: add a generic z_erofs VLE decompressor

Currently, this patch only simply implements LZ4 decompressor due to its development priority. In the future, erofs will support more compression algorithm and format other than LZ4, thus a generic decompressor interface will be needed. Signed-off-by: Gao Xiang --- drivers/staging/erofs/Kconfig

[PATCH 17/25] staging: erofs: globalize prepare_bio and __submit_bio

The unzip subsystem also uses these functions, let's export them to internal.h. Signed-off-by: Gao Xiang --- drivers/staging/erofs/data.c | 34 +- drivers/staging/erofs/internal.h | 33 + 2 files changed, 42 insertions(+), 25 de

[PATCH 18/25] staging: erofs: introduce a customized LZ4 decompression

We have to reduce the memory cost as much as possible, so we don't want to decompress more data beyond the output buffer size, however "LZ4_decompress_safe_partial" doesn't guarantee to stop at the arbitary end position, but stop just after its current LZ4 "sequence" is completed. Link: https://gr

[PATCH 16/25] staging: erofs: add erofs_allocpage

This patch introduces an temporary _on-stack_ page pool to reuse the freed page directly as much as it can for better performance and release all pages at a time, it also slightly reduces the possibility of the potential memory allocation failure. Signed-off-by: Gao Xiang --- drivers/staging/ero

[PATCH 15/25] staging: erofs: add erofs_map_blocks_iter

This patch introduces an iterable L2P mapping operation 'erofs_map_blocks_iter'. Compared with 'erofs_map_blocks', it avoids a number of redundant 'release and regrab' processes if they request the same meta page. Signed-off-by: Gao Xiang --- drivers/staging/erofs/Kconfig | 10 ++ drivers/s

[PATCH 13/25] staging: erofs: : introduce tagged pointer

Currently kernel has scattered tagged pointer usages hacked by hand in plain code, without a unique and portable functionset to highlight the tagged pointer itself and wrap these hacked code in order to clean up all over meaningless magic masks. Therefore, this patch introduces simple generic meth

[PATCH 12/25] staging: erofs: support tracepoint

From: Chao Yu Add basic tracepoints for ->readpage{,s}, ->lookup, ->destroy_inode, fill_inode and map_blocks. Reviewed-by: Gao Xiang Signed-off-by: Chao Yu --- drivers/staging/erofs/data.c | 13 +- drivers/staging/erofs/include/trace/events/erofs.h | 240 +++

[PATCH 11/25] staging: erofs: introduce error injection infrastructure

From: Chao Yu This patch introduces error injection infrastructure, with it, we can inject error in any kernel exported common functions which erofs used, so that it can force erofs running into error paths, it turns out that tests can cover real rare paths more easily to find bugs. Reviewed-by:

[PATCH 14/25] staging: erofs: introduce pagevec for unzip subsystem

For each compressed cluster, there is a straight-forward way of allocating a fixed or variable-sized (for VLE) array to record the corresponding file pages for its decompression if we decide to decompress these pages asynchronously (eg. read-ahead case), however it could take much extra on-heap mem

[PATCH 10/25] staging: erofs: support special inode

From: Chao Yu This patch adds to support special inode, such as block dev, char, socket, pipe inode. Reviewed-by: Gao Xiang Signed-off-by: Chao Yu --- drivers/staging/erofs/inode.c| 36 ++-- drivers/staging/erofs/internal.h | 1 + 2 files changed, 35 inser

[PATCH 06/25] staging: erofs: add directory operations

This adds functions for directory, mainly readdir. Signed-off-by: Miao Xie Signed-off-by: Chao Yu Signed-off-by: Gao Xiang --- drivers/staging/erofs/dir.c | 145 1 file changed, 145 insertions(+) create mode 100644 drivers/staging/erofs/dir.c diff

[PATCH 09/25] staging: erofs: introduce xattr & acl support

This implements xattr and acl functionalities. Inline and shared xattrs are introduced for flexibility. Specifically, if the same xattr occurs for many times in a large number of inodes or the value of a xattr is so large that it isn't suitable to be inlined, a shared xattr kept in the xattr meta

[PATCH 08/25] staging: erofs: update Kconfig and Makefile

This commit adds Makefile and Kconfig for erofs, and updates Makefile and Kconfig files in the fs directory. Signed-off-by: Miao Xie Signed-off-by: Chao Yu Signed-off-by: Gao Xiang --- drivers/staging/Kconfig| 2 ++ drivers/staging/Makefile | 1 + drivers/staging/erofs/Kconfig

[PATCH 07/25] staging: erofs: add namei functions

This commit adds functions that transfer names to inodes. Signed-off-by: Miao Xie Signed-off-by: Chao Yu Signed-off-by: Gao Xiang --- drivers/staging/erofs/namei.c | 243 ++ 1 file changed, 243 insertions(+) create mode 100644 drivers/staging/erofs/name

[PATCH 03/25] staging: erofs: add super block operations

This commit adds erofs super block operations, including (u)mount, remount_fs, show_options, statfs, in addition to some private icache management functions. Signed-off-by: Miao Xie Signed-off-by: Chao Yu Signed-off-by: Gao Xiang --- drivers/staging/erofs/super.c | 415

[PATCH 04/25] staging: erofs: add raw address_space operations

This commit adds functions for meta and raw data, and also provides address_space_operations for raw data access. Signed-off-by: Miao Xie Signed-off-by: Chao Yu Signed-off-by: Gao Xiang --- drivers/staging/erofs/data.c | 362 +++ 1 file changed, 362 inse

[PATCH 05/25] staging: erofs: add inode operations

This adds core functions to get, read an inode. Signed-off-by: Miao Xie Signed-off-by: Chao Yu Signed-off-by: Gao Xiang --- drivers/staging/erofs/inode.c | 210 ++ 1 file changed, 210 insertions(+) create mode 100644 drivers/staging/erofs/inode.c diff

[PATCH 02/25] staging: erofs: add erofs in-memory stuffs

- erofs_sb_info: contains erofs-specific in-memory information. - erofs_vnode: contains vfs_inode and other fs-specific information. same as super block, the only one in-memory definition exists. - erofs_map_blocks plays a role in the file L2P mapping Signed-off-by: Miao Xie Sign

[PATCH 01/25] staging: erofs: add on-disk layout

This commit adds the on-disk layout header file of erofs. Note that the on-disk layout is still WIP, and some fields are reserved for the future use by design. Any comments are welcome. Thanks-to: Li Guifu Thanks-to: Sun Qiuyang Signed-off-by: Miao Xie Signed-off-by: Chao Yu Signed-off-by: G

[PATCH 00/25] staging: erofs: introduce erofs file system

Hi, This is actually the 2nd patchset of erofs file system, the original patchset can be found at Link: https://marc.info/?l=linux-fsdevel&m=152776480425624 In order to keep up with the mainline linux-kernel changes and improve it in a more active and timely manner, we put forword this upstream

Re: [PATCH v4 00/15] staging: mt7621-pci: avoid custom pci config read and writes

On Thu, Jul 26, 2018 at 08:02:17PM +1000, NeilBrown wrote: > On Thu, Jul 26 2018, Sergio Paracuellos wrote: > > > > > Ok, I think the problem is we are not setting the bridge->windows retrieved > > with devm_request_pci_bus_resources in "res". So we have to set those > > properly > > to the bridg

Re: [PATCH v4 00/15] staging: mt7621-pci: avoid custom pci config read and writes

On Thu, Jul 26 2018, Sergio Paracuellos wrote: > > Ok, I think the problem is we are not setting the bridge->windows retrieved > with devm_request_pci_bus_resources in "res". So we have to set those properly > to the bridge to get all correctly assigned. So I think adding this should > make > the

Re: [PATCH v4 00/15] staging: mt7621-pci: avoid custom pci config read and writes

On Thu, Jul 26, 2018 at 04:45:41PM +1000, NeilBrown wrote: > On Thu, Jul 26 2018, Sergio Paracuellos wrote: > > > On Thu, Jul 26, 2018 at 6:50 AM, NeilBrown wrote: > >> On Wed, Jul 25 2018, Sergio Paracuellos wrote: > >> > >>> On Wed, Jul 25, 2018 at 08:21:35AM +1000, NeilBrown wrote: > On M

Re: [PATCH v4 00/15] staging: mt7621-pci: avoid custom pci config read and writes

On Thu, Jul 26, 2018 at 04:45:41PM +1000, NeilBrown wrote: > On Thu, Jul 26 2018, Sergio Paracuellos wrote: > > > On Thu, Jul 26, 2018 at 6:50 AM, NeilBrown wrote: > >> On Wed, Jul 25 2018, Sergio Paracuellos wrote: > >> > >>> On Wed, Jul 25, 2018 at 08:21:35AM +1000, NeilBrown wrote: > On M