summaryrefslogtreecommitdiffstats
path: root/fs/xfs/xfs_fsops.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-08-15 12:06:12 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-15 12:06:12 +0200
commitbe750231ce1599b86fbba213e3da8344ece262e2 (patch)
treea506c461082692bb5bab8b9bb63a762816329454 /fs/xfs/xfs_fsops.c
parent18408ddc01136f505ae357c03f0d8e50b10e0db6 (diff)
parent39e6dd73502f64e2ae3236b304e160ae30de9384 (diff)
downloadkernel-crypto-be750231ce1599b86fbba213e3da8344ece262e2.tar.gz
kernel-crypto-be750231ce1599b86fbba213e3da8344ece262e2.tar.xz
kernel-crypto-be750231ce1599b86fbba213e3da8344ece262e2.zip
Merge branch 'perfcounters/urgent' into perfcounters/core
Conflicts: kernel/perf_counter.c Merge reason: update to latest upstream (-rc6) and resolve the conflict with urgent fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/xfs/xfs_fsops.c')
-rw-r--r--fs/xfs/xfs_fsops.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index cbd451bb484..2d0b3e1da9e 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -167,17 +167,25 @@ xfs_growfs_data_private(
new = nb - mp->m_sb.sb_dblocks;
oagcount = mp->m_sb.sb_agcount;
if (nagcount > oagcount) {
+ void *new_perag, *old_perag;
+
xfs_filestream_flush(mp);
+
+ new_perag = kmem_zalloc(sizeof(xfs_perag_t) * nagcount,
+ KM_MAYFAIL);
+ if (!new_perag)
+ return XFS_ERROR(ENOMEM);
+
down_write(&mp->m_peraglock);
- mp->m_perag = kmem_realloc(mp->m_perag,
- sizeof(xfs_perag_t) * nagcount,
- sizeof(xfs_perag_t) * oagcount,
- KM_SLEEP);
- memset(&mp->m_perag[oagcount], 0,
- (nagcount - oagcount) * sizeof(xfs_perag_t));
+ memcpy(new_perag, mp->m_perag, sizeof(xfs_perag_t) * oagcount);
+ old_perag = mp->m_perag;
+ mp->m_perag = new_perag;
+
mp->m_flags |= XFS_MOUNT_32BITINODES;
nagimax = xfs_initialize_perag(mp, nagcount);
up_write(&mp->m_peraglock);
+
+ kmem_free(old_perag);
}
tp = xfs_trans_alloc(mp, XFS_TRANS_GROWFS);
tp->t_flags |= XFS_TRANS_RESERVE;