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authorJosef Bacik <jbacik@redhat.com>2008-04-09 17:33:41 +0400
committerSteven Whitehouse <swhiteho@redhat.com>2008-04-10 12:55:26 +0400
commit16c5f06f15ad4e5a5d6e90b78ffb1ac14319e445 (patch)
tree84204e44e0246e9a3f4db23223a5209105fde368 /fs/gfs2/acl.c
parent773adff8e983cba1f5844c3be3be224ca6645f26 (diff)
downloadlinux-16c5f06f15ad4e5a5d6e90b78ffb1ac14319e445.tar.xz
[GFS2] fix GFP_KERNEL misuses
There are several places where GFP_KERNEL allocations happen under a glock, which will result in hangs if we're under memory pressure and go to re-enter the fs in order to flush stuff out. This patch changes the culprits to GFS_NOFS to keep this problem from happening. Thank you, Signed-off-by: Josef Bacik <jbacik@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/acl.c')
-rw-r--r--fs/gfs2/acl.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/gfs2/acl.c b/fs/gfs2/acl.c
index 1047a8c7226a..3e9bd46f27e3 100644
--- a/fs/gfs2/acl.c
+++ b/fs/gfs2/acl.c
@@ -116,7 +116,7 @@ static int acl_get(struct gfs2_inode *ip, int access, struct posix_acl **acl,
goto out;
er.er_data_len = GFS2_EA_DATA_LEN(el->el_ea);
- er.er_data = kmalloc(er.er_data_len, GFP_KERNEL);
+ er.er_data = kmalloc(er.er_data_len, GFP_NOFS);
error = -ENOMEM;
if (!er.er_data)
goto out;
@@ -222,7 +222,7 @@ int gfs2_acl_create(struct gfs2_inode *dip, struct gfs2_inode *ip)
return error;
}
- clone = posix_acl_clone(acl, GFP_KERNEL);
+ clone = posix_acl_clone(acl, GFP_NOFS);
error = -ENOMEM;
if (!clone)
goto out;
@@ -272,7 +272,7 @@ int gfs2_acl_chmod(struct gfs2_inode *ip, struct iattr *attr)
if (!acl)
return gfs2_setattr_simple(ip, attr);
- clone = posix_acl_clone(acl, GFP_KERNEL);
+ clone = posix_acl_clone(acl, GFP_NOFS);
error = -ENOMEM;
if (!clone)
goto out;