From 5114a97a8bce7f4ead29a32b67dee85438699b9e Mon Sep 17 00:00:00 2001 From: Michal Hocko Date: Tue, 11 Oct 2016 13:56:01 -0700 Subject: [PATCH] fs: use mapping_set_error instead of opencoded set_bit 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 Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/staging/lustre/lustre/llite/vvp_page.c | 5 +---- fs/afs/write.c | 5 ++--- fs/buffer.c | 4 ++-- fs/exofs/inode.c | 2 +- fs/ext4/page-io.c | 2 +- fs/f2fs/data.c | 2 +- fs/jbd2/commit.c | 3 +-- 7 files changed, 9 insertions(+), 14 deletions(-) diff --git a/drivers/staging/lustre/lustre/llite/vvp_page.c b/drivers/staging/lustre/lustre/llite/vvp_page.c index 5d79efc1aafe..046e84d7a158 100644 --- a/drivers/staging/lustre/lustre/llite/vvp_page.c +++ b/drivers/staging/lustre/lustre/llite/vvp_page.c @@ -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) { diff --git a/fs/afs/write.c b/fs/afs/write.c index 14d506efd1aa..f865c3f05bea 100644 --- a/fs/afs/write.c +++ b/fs/afs/write.c @@ -398,8 +398,7 @@ no_more: 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 @@ no_more: 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: diff --git a/fs/buffer.c b/fs/buffer.c index 7dad8713fac8..b205a629001d 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -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; diff --git a/fs/exofs/inode.c b/fs/exofs/inode.c index d42ff527ab21..d8072bc074a4 100644 --- a/fs/exofs/inode.c +++ b/fs/exofs/inode.c @@ -778,7 +778,7 @@ try_again: 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; } diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c index b4cbee936cf8..0094923e5ebf 100644 --- a/fs/ext4/page-io.c +++ b/fs/ext4/page-io.c @@ -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); /* diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 0d0177c9149c..9ae194fd2fdb 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -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); diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c index 5bb565f9989c..31f8ca046639 100644 --- a/fs/jbd2/commit.c +++ b/fs/jbd2/commit.c @@ -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; -- 2.20.1