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authorDean Roehrich <roehrich@sgi.com>2005-05-05 13:27:19 -0700
committerChristoph Hellwig <hch@melbourne.sgi.com>2005-05-05 13:27:19 -0700
commit5fcbab355e1528545671a5221666ef640b8250c8 (patch)
tree03fbc618c046b16b00d5fdd9b4479e15241c4e34 /fs/xfs/xfs_vnodeops.c
parent9effd8e62570c6e47b91734770e6122002c33ed5 (diff)
downloadblackbird-op-linux-5fcbab355e1528545671a5221666ef640b8250c8.tar.gz
blackbird-op-linux-5fcbab355e1528545671a5221666ef640b8250c8.zip
[XFS] Add ATTR_NOLOCK for xfs_setattr to indicate that XFS_IOLOCK is held
SGI Modid: xfs-linux:xfs-kern:190711a Signed-off-by: Dean Roehrich <roehrich@sgi.com> Signed-off-by: Christoph Hellwig <hch@sgi.com> .
Diffstat (limited to 'fs/xfs/xfs_vnodeops.c')
-rw-r--r--fs/xfs/xfs_vnodeops.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index 70092963ca9e..25a526629b12 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -305,7 +305,7 @@ xfs_setattr(
int mandlock_before, mandlock_after;
struct xfs_dquot *udqp, *gdqp, *olddquot1, *olddquot2;
int file_owner;
- int need_iolock = (flags & ATTR_DMI) == 0;
+ int need_iolock = 1;
vp = BHV_TO_VNODE(bdp);
vn_trace_entry(vp, __FUNCTION__, (inst_t *)__return_address);
@@ -384,6 +384,9 @@ xfs_setattr(
*/
tp = NULL;
lock_flags = XFS_ILOCK_EXCL;
+ ASSERT(flags & ATTR_NOLOCK ? flags & ATTR_DMI : 1);
+ if (flags & ATTR_NOLOCK)
+ need_iolock = 0;
if (!(mask & XFS_AT_SIZE)) {
if ((mask != (XFS_AT_CTIME|XFS_AT_ATIME|XFS_AT_MTIME)) ||
(mp->m_flags & XFS_MOUNT_WSYNC)) {
@@ -4320,7 +4323,7 @@ xfs_free_file_space(
int rt;
xfs_fileoff_t startoffset_fsb;
xfs_trans_t *tp;
- int need_iolock = (attr_flags & ATTR_DMI) == 0;
+ int need_iolock = 1;
vn_trace_entry(XFS_ITOV(ip), __FUNCTION__, (inst_t *)__return_address);
mp = ip->i_mount;
@@ -4348,8 +4351,12 @@ xfs_free_file_space(
return(error);
}
+ ASSERT(attr_flags & ATTR_NOLOCK ? attr_flags & ATTR_DMI : 1);
+ if (attr_flags & ATTR_NOLOCK)
+ need_iolock = 0;
if (need_iolock)
xfs_ilock(ip, XFS_IOLOCK_EXCL);
+
rounding = MAX((__uint8_t)(1 << mp->m_sb.sb_blocklog),
(__uint8_t)NBPP);
ilen = len + (offset & (rounding - 1));
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