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Commit 889f7848 authored by Miklos Szeredi's avatar Miklos Szeredi Committed by Linus Torvalds
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fuse: generic_write_checks() for direct_io 



This fixes O_APPEND in direct IO mode.  Also checks writes against file size
limits, notably rlimits.

Reported by Greg Bruno.

Signed-off-by: default avatarMiklos Szeredi <mszeredi@suse.cz>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 492c8b33

fs/fuse/file.c

+3 −1
Original line number Diff line number Diff line
@@ -610,6 +610,8 @@ static ssize_t fuse_direct_write(struct file *file, const char __user *buf, 
	ssize_t res;

	/* Don't allow parallel writes to the same file */

	mutex_lock(&inode->i_mutex);

	res = generic_write_checks(file, ppos, &count, 0);

	if (!res)

		res = fuse_direct_io(file, buf, count, ppos, 1);

	mutex_unlock(&inode->i_mutex);

	return res;