AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

fs: use mapping_set_error instead of opencoded set_bit

Browse Source 
The mapping_set_error() helper sets the correct AS_ flag for the mapping
so there is no reason to open code it.  Use the helper directly.

[akpm@linux-foundation.org: be honest about conversion from -ENXIO to -EIO]
Link: http://lkml.kernel.org/r/20160912111608.2588-2-mhocko@kernel.org
Signed-off-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Michal Hocko 2016-10-11 13:56:01 -07:00 committed by Linus Torvalds
parent 97139d4a6f
commit 5114a97a8b
7 changed files with 9 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/staging/lustre/lustre/llite/vvp_page.c
View File

@ -241,10 +241,7 @@ static void vvp_vmpage_error(struct inode *inode, struct page *vmpage, int ioret
obj->vob_discard_page_warned = 0;
} else {
SetPageError(vmpage);
if (ioret == -ENOSPC)
set_bit(AS_ENOSPC, &inode->i_mapping->flags);
else
set_bit(AS_EIO, &inode->i_mapping->flags);
mapping_set_error(inode->i_mapping, ioret);
if ((ioret == -ESHUTDOWN || ioret == -EINTR) &&
obj->vob_discard_page_warned == 0) {

5
fs/afs/write.c
View File

@ -398,8 +398,7 @@ static int afs_write_back_from_locked_page(struct afs_writeback *wb,
switch (ret) {
case -EDQUOT:
case -ENOSPC:
set_bit(AS_ENOSPC,
&wb->vnode->vfs_inode.i_mapping->flags);
mapping_set_error(wb->vnode->vfs_inode.i_mapping, -ENOSPC);
break;
case -EROFS:
case -EIO:
@ -409,7 +408,7 @@ static int afs_write_back_from_locked_page(struct afs_writeback *wb,
case -ENOMEDIUM:
case -ENXIO:
afs_kill_pages(wb->vnode, true, first, last);
set_bit(AS_EIO, &wb->vnode->vfs_inode.i_mapping->flags);
mapping_set_error(wb->vnode->vfs_inode.i_mapping, -EIO);
break;
case -EACCES:
case -EPERM:

4
fs/buffer.c
View File

@ -351,7 +351,7 @@ void end_buffer_async_write(struct buffer_head *bh, int uptodate)
set_buffer_uptodate(bh);
} else {
buffer_io_error(bh, ", lost async page write");
set_bit(AS_EIO, &page->mapping->flags);
mapping_set_error(page->mapping, -EIO);
set_buffer_write_io_error(bh);
clear_buffer_uptodate(bh);
SetPageError(page);
@ -3249,7 +3249,7 @@ drop_buffers(struct page *page, struct buffer_head **buffers_to_free)
bh = head;
do {
if (buffer_write_io_error(bh) && page->mapping)
set_bit(AS_EIO, &page->mapping->flags);
mapping_set_error(page->mapping, -EIO);
if (buffer_busy(bh))
goto failed;
bh = bh->b_this_page;

2
fs/exofs/inode.c
View File

@ -778,7 +778,7 @@ static int writepage_strip(struct page *page,
fail:
EXOFS_DBGMSG("Error: writepage_strip(0x%lx, 0x%lx)=>%d\n",
inode->i_ino, page->index, ret);
set_bit(AS_EIO, &page->mapping->flags);
mapping_set_error(page->mapping, -EIO);
unlock_page(page);
return ret;
}

2
fs/ext4/page-io.c
View File

@ -88,7 +88,7 @@ static void ext4_finish_bio(struct bio *bio)
if (bio->bi_error) {
SetPageError(page);
set_bit(AS_EIO, &page->mapping->flags);
mapping_set_error(page->mapping, -EIO);
}
bh = head = page_buffers(page);
/*

2
fs/f2fs/data.c
View File

@ -75,7 +75,7 @@ static void f2fs_write_end_io(struct bio *bio)
fscrypt_pullback_bio_page(&page, true);
if (unlikely(bio->bi_error)) {
set_bit(AS_EIO, &page->mapping->flags);
mapping_set_error(page->mapping, -EIO);
f2fs_stop_checkpoint(sbi, true);
}
end_page_writeback(page);

3
fs/jbd2/commit.c
View File

@ -269,8 +269,7 @@ static int journal_finish_inode_data_buffers(journal_t *journal,
* filemap_fdatawait_range(), set it again so
* that user process can get -EIO from fsync().
*/
set_bit(AS_EIO,
&jinode->i_vfs_inode->i_mapping->flags);
mapping_set_error(jinode->i_vfs_inode->i_mapping, -EIO);
if (!ret)
ret = err;