From d6638ae244f6323fcdf85e72eb4a5af6f6212893 Mon Sep 17 00:00:00 2001 From: Andrew Dahl Date: Wed, 14 Nov 2012 12:52:26 -0600 Subject: xfs: reverse the check on XFS_IOC_ZERO_RANGE Reversing the check on XFS_IOC_ZERO_RANGE. Range should be zeroed if the start is less than or equal to the end. Signed-off-by: Andrew Dahl Reviewed-by: Mark Tinguely Signed-off-by: Ben Myers --- fs/xfs/xfs_vnodeops.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c index de3702a..46a7a5d 100644 --- a/fs/xfs/xfs_vnodeops.c +++ b/fs/xfs/xfs_vnodeops.c @@ -2188,7 +2188,7 @@ xfs_change_file_space( case XFS_IOC_ZERO_RANGE: prealloc_type |= XFS_BMAPI_CONVERT; end = round_down(startoffset + bf->l_len, PAGE_SIZE) - 1; - if (startoffset > end) + if (startoffset <= end) truncate_pagecache_range(VFS_I(ip), startoffset, end); /* FALLTHRU */ case XFS_IOC_RESVSP: -- cgit v1.1