ich777/linux_media
1
0
Fork 0
mirror of https://github.com/tbsdtv/linux_media.git synced 2025-07-23 04:33:26 +02:00
Code Issues Packages Projects Releases Wiki Activity

Merge tag 'for-6.5/block-2023-06-23' of git://git.kernel.dk/linux

Browse Source 
Pull block updates from Jens Axboe:

 - NVMe pull request via Keith:
      - Various cleanups all around (Irvin, Chaitanya, Christophe)
      - Better struct packing (Christophe JAILLET)
      - Reduce controller error logs for optional commands (Keith)
      - Support for >=64KiB block sizes (Daniel Gomez)
      - Fabrics fixes and code organization (Max, Chaitanya, Daniel
        Wagner)

 - bcache updates via Coly:
      - Fix a race at init time (Mingzhe Zou)
      - Misc fixes and cleanups (Andrea, Thomas, Zheng, Ye)

 - use page pinning in the block layer for dio (David)

 - convert old block dio code to page pinning (David, Christoph)

 - cleanups for pktcdvd (Andy)

 - cleanups for rnbd (Guoqing)

 - use the unchecked __bio_add_page() for the initial single page
   additions (Johannes)

 - fix overflows in the Amiga partition handling code (Michael)

 - improve mq-deadline zoned device support (Bart)

 - keep passthrough requests out of the IO schedulers (Christoph, Ming)

 - improve support for flush requests, making them less special to deal
   with (Christoph)

 - add bdev holder ops and shutdown methods (Christoph)

 - fix the name_to_dev_t() situation and use cases (Christoph)

 - decouple the block open flags from fmode_t (Christoph)

 - ublk updates and cleanups, including adding user copy support (Ming)

 - BFQ sanity checking (Bart)

 - convert brd from radix to xarray (Pankaj)

 - constify various structures (Thomas, Ivan)

 - more fine grained persistent reservation ioctl capability checks
   (Jingbo)

 - misc fixes and cleanups (Arnd, Azeem, Demi, Ed, Hengqi, Hou, Jan,
   Jordy, Li, Min, Yu, Zhong, Waiman)

* tag 'for-6.5/block-2023-06-23' of git://git.kernel.dk/linux: (266 commits)
  scsi/sg: don't grab scsi host module reference
  ext4: Fix warning in blkdev_put()
  block: don't return -EINVAL for not found names in devt_from_devname
  cdrom: Fix spectre-v1 gadget
  block: Improve kernel-doc headers
  blk-mq: don't insert passthrough request into sw queue
  bsg: make bsg_class a static const structure
  ublk: make ublk_chr_class a static const structure
  aoe: make aoe_class a static const structure
  block/rnbd: make all 'class' structures const
  block: fix the exclusive open mask in disk_scan_partitions
  block: add overflow checks for Amiga partition support
  block: change all __u32 annotations to __be32 in affs_hardblocks.h
  block: fix signed int overflow in Amiga partition support
  block: add capacity validation in bdev_add_partition()
  block: fine-granular CAP_SYS_ADMIN for Persistent Reservation
  block: disallow Persistent Reservation on partitions
  reiserfs: fix blkdev_put() warning from release_journal_dev()
  block: fix wrong mode for blkdev_get_by_dev() from disk_scan_partitions()
  block: document the holder argument to blkdev_get_by_path
  ...
This commit is contained in:
Linus Torvalds
2023-06-26 12:47:20 -07:00
parent 0aa69d53ac fcaa174a9c
commit a0433f8cae
218 changed files with 4750 additions and 3887 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
lib/iov_iter.c
View File

@@ -1082,8 +1082,7 @@ static struct page *first_bvec_segment(const struct iov_iter *i,
static ssize_t __iov_iter_get_pages_alloc(struct iov_iter *i,
struct page ***pages, size_t maxsize,
unsigned int maxpages, size_t *start,
iov_iter_extraction_t extraction_flags)
unsigned int maxpages, size_t *start)
{
unsigned int n, gup_flags = 0;
@@ -1093,8 +1092,6 @@ static ssize_t __iov_iter_get_pages_alloc(struct iov_iter *i,
return 0;
if (maxsize > MAX_RW_COUNT)
maxsize = MAX_RW_COUNT;
if (extraction_flags & ITER_ALLOW_P2PDMA)
gup_flags |= FOLL_PCI_P2PDMA;
if (likely(user_backed_iter(i))) {
unsigned long addr;
@@ -1144,49 +1141,31 @@ static ssize_t __iov_iter_get_pages_alloc(struct iov_iter *i,
return -EFAULT;
}
ssize_t iov_iter_get_pages(struct iov_iter *i,
struct page **pages, size_t maxsize, unsigned maxpages,
size_t *start, iov_iter_extraction_t extraction_flags)
ssize_t iov_iter_get_pages2(struct iov_iter *i, struct page **pages,
size_t maxsize, unsigned maxpages, size_t *start)
{
if (!maxpages)
return 0;
BUG_ON(!pages);
return __iov_iter_get_pages_alloc(i, &pages, maxsize, maxpages,
start, extraction_flags);
}
EXPORT_SYMBOL_GPL(iov_iter_get_pages);
ssize_t iov_iter_get_pages2(struct iov_iter *i, struct page **pages,
size_t maxsize, unsigned maxpages, size_t *start)
{
return iov_iter_get_pages(i, pages, maxsize, maxpages, start, 0);
return __iov_iter_get_pages_alloc(i, &pages, maxsize, maxpages, start);
}
EXPORT_SYMBOL(iov_iter_get_pages2);
ssize_t iov_iter_get_pages_alloc(struct iov_iter *i,
struct page ***pages, size_t maxsize,
size_t *start, iov_iter_extraction_t extraction_flags)
ssize_t iov_iter_get_pages_alloc2(struct iov_iter *i,
struct page ***pages, size_t maxsize, size_t *start)
{
ssize_t len;
*pages = NULL;
len = __iov_iter_get_pages_alloc(i, pages, maxsize, ~0U, start,
extraction_flags);
len = __iov_iter_get_pages_alloc(i, pages, maxsize, ~0U, start);
if (len <= 0) {
kvfree(*pages);
*pages = NULL;
}
return len;
}
EXPORT_SYMBOL_GPL(iov_iter_get_pages_alloc);
ssize_t iov_iter_get_pages_alloc2(struct iov_iter *i,
struct page ***pages, size_t maxsize, size_t *start)
{
return iov_iter_get_pages_alloc(i, pages, maxsize, start, 0);
}
EXPORT_SYMBOL(iov_iter_get_pages_alloc2);
size_t csum_and_copy_from_iter(void *addr, size_t bytes, __wsum *csum,

22
lib/raid6/neon.h Normal file
View File

@@ -0,0 +1,22 @@
// SPDX-License-Identifier: GPL-2.0-only
void raid6_neon1_gen_syndrome_real(int disks, unsigned long bytes, void **ptrs);
void raid6_neon1_xor_syndrome_real(int disks, int start, int stop,
unsigned long bytes, void **ptrs);
void raid6_neon2_gen_syndrome_real(int disks, unsigned long bytes, void **ptrs);
void raid6_neon2_xor_syndrome_real(int disks, int start, int stop,
unsigned long bytes, void **ptrs);
void raid6_neon4_gen_syndrome_real(int disks, unsigned long bytes, void **ptrs);
void raid6_neon4_xor_syndrome_real(int disks, int start, int stop,
unsigned long bytes, void **ptrs);
void raid6_neon8_gen_syndrome_real(int disks, unsigned long bytes, void **ptrs);
void raid6_neon8_xor_syndrome_real(int disks, int start, int stop,
unsigned long bytes, void **ptrs);
void __raid6_2data_recov_neon(int bytes, uint8_t *p, uint8_t *q, uint8_t *dp,
uint8_t *dq, const uint8_t *pbmul,
const uint8_t *qmul);
void __raid6_datap_recov_neon(int bytes, uint8_t *p, uint8_t *q, uint8_t *dq,
const uint8_t *qmul);

1
lib/raid6/neon.uc
View File

@@ -25,6 +25,7 @@
*/
#include <arm_neon.h>
#include "neon.h"
typedef uint8x16_t unative_t;

8
lib/raid6/recov_neon.c
View File

@@ -8,6 +8,7 @@
#ifdef __KERNEL__
#include <asm/neon.h>
#include "neon.h"
#else
#define kernel_neon_begin()
#define kernel_neon_end()
@@ -19,13 +20,6 @@ static int raid6_has_neon(void)
return cpu_has_neon();
}
void __raid6_2data_recov_neon(int bytes, uint8_t *p, uint8_t *q, uint8_t *dp,
uint8_t *dq, const uint8_t *pbmul,
const uint8_t *qmul);
void __raid6_datap_recov_neon(int bytes, uint8_t *p, uint8_t *q, uint8_t *dq,
const uint8_t *qmul);
static void raid6_2data_recov_neon(int disks, size_t bytes, int faila,
int failb, void **ptrs)
{

1
lib/raid6/recov_neon_inner.c
View File

@@ -5,6 +5,7 @@
*/
#include <arm_neon.h>
#include "neon.h"
#ifdef CONFIG_ARM
/*