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f2fs: don't need to check encrypted inode for partial truncation

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The cache_only is always false, if inode is encrypted.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2017-06-14 08:05:32 -07:00
parent 0eb0adadf2
commit a9bcf9bcd0
1 changed files with 4 additions and 2 deletions
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6
fs/f2fs/file.c
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@ -534,8 +534,10 @@ static int truncate_partial_data_page(struct inode *inode, u64 from,
truncate_out:
f2fs_wait_on_page_writeback(page, DATA, true);
zero_user(page, offset, PAGE_SIZE - offset);
if (!cache_only || !f2fs_encrypted_inode(inode) ||
!S_ISREG(inode->i_mode))
/* An encrypted inode should have a key and truncate the last page. */
f2fs_bug_on(F2FS_I_SB(inode), cache_only && f2fs_encrypted_inode(inode));
if (!cache_only)
set_page_dirty(page);
f2fs_put_page(page, 1);
return 0;