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give readdir(2)/getdents(2)/etc. uniform exclusion with lseek()

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same as read() on regular files has, and for the same reason.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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Al Viro
2016-04-20 17:08:21 -04:00
parent 9902af79c0
commit 63b6df1413
7 changed files with 33 additions and 27 deletions
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2
fs/open.c
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@@ -713,7 +713,7 @@ static int do_dentry_open(struct file *f,
}
/* POSIX.1-2008/SUSv4 Section XSI 2.9.7 */
if (S_ISREG(inode->i_mode))
if (S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode))
f->f_mode |= FMODE_ATOMIC_POS;
f->f_op = fops_get(inode->i_fop);