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authorDaniel Vetter <daniel.vetter@ffwll.ch>2015-11-23 09:04:05 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-11-23 09:04:05 +0100
commit92907cbbef8625bb3998d1eb385fc88f23c97a3f (patch)
tree15626ff9287e37c3cb81c7286d6db5a7fd77c854 /fs/ext4/page-io.c
parent15fbfccfe92c62ae8d1ecc647c44157ed01ac02e (diff)
parent1ec218373b8ebda821aec00bb156a9c94fad9cd4 (diff)
Merge tag 'v4.4-rc2' into drm-intel-next-queued
Linux 4.4-rc2 Backmerge to get at commit 1b0e3a049efe471c399674fd954500ce97438d30 Author: Imre Deak <imre.deak@intel.com> Date: Thu Nov 5 23:04:11 2015 +0200 drm/i915/skl: disable display side power well support for now so that we can proplery re-eanble skl power wells in -next. Conflicts are just adjacent lines changed, except for intel_fbdev.c where we need to interleave the changs. Nothing nefarious. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'fs/ext4/page-io.c')
-rw-r--r--fs/ext4/page-io.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index 84ba4d2b3a35..17fbe3882b8e 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -425,6 +425,7 @@ int ext4_bio_write_page(struct ext4_io_submit *io,
struct buffer_head *bh, *head;
int ret = 0;
int nr_submitted = 0;
+ int nr_to_submit = 0;
blocksize = 1 << inode->i_blkbits;
@@ -477,11 +478,13 @@ int ext4_bio_write_page(struct ext4_io_submit *io,
unmap_underlying_metadata(bh->b_bdev, bh->b_blocknr);
}
set_buffer_async_write(bh);
+ nr_to_submit++;
} while ((bh = bh->b_this_page) != head);
bh = head = page_buffers(page);
- if (ext4_encrypted_inode(inode) && S_ISREG(inode->i_mode)) {
+ if (ext4_encrypted_inode(inode) && S_ISREG(inode->i_mode) &&
+ nr_to_submit) {
data_page = ext4_encrypt(inode, page);
if (IS_ERR(data_page)) {
ret = PTR_ERR(data_page);