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authorZhang Zhen <zhenzhang.zhang@huawei.com>2014-05-28 15:09:55 +0800
committerYan, Zheng <zheng.z.yan@intel.com>2014-06-06 09:29:56 +0800
commit23cd573b46c1f90645023ca2989bc041a0fcf38c (patch)
tree0ca41212c75a6b3e48b0fdcae31817b58cbb56c4 /fs/ceph/addr.c
parentca665e0282ece4f8121ab4de474351f291fa8c2d (diff)
downloadop-kernel-dev-23cd573b46c1f90645023ca2989bc041a0fcf38c.zip
op-kernel-dev-23cd573b46c1f90645023ca2989bc041a0fcf38c.tar.gz
ceph: refactor readpage_nounlock() to make the logic clearer
If the return value of ceph_osdc_readpages() is not negative, it is certainly greater than or equal to zero. Remove the useless condition judgment and redundant braces. Signed-off-by: Zhang Zhen <zhenzhang.zhang@huawei.com> Reviewed-by: Yan, Zheng <zheng.z.yan@intel.com>
Diffstat (limited to 'fs/ceph/addr.c')
-rw-r--r--fs/ceph/addr.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index b53278c..6aa2e3f 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -211,18 +211,15 @@ static int readpage_nounlock(struct file *filp, struct page *page)
SetPageError(page);
ceph_fscache_readpage_cancel(inode, page);
goto out;
- } else {
- if (err < PAGE_CACHE_SIZE) {
- /* zero fill remainder of page */
- zero_user_segment(page, err, PAGE_CACHE_SIZE);
- } else {
- flush_dcache_page(page);
- }
}
- SetPageUptodate(page);
+ if (err < PAGE_CACHE_SIZE)
+ /* zero fill remainder of page */
+ zero_user_segment(page, err, PAGE_CACHE_SIZE);
+ else
+ flush_dcache_page(page);
- if (err >= 0)
- ceph_readpage_to_fscache(inode, page);
+ SetPageUptodate(page);
+ ceph_readpage_to_fscache(inode, page);
out:
return err < 0 ? err : 0;
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