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ext3: fix wrong gfp type under transaction

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There are several places where we make allocations with GFP_KERNEL while under
a transaction, which could lead to an assertion panic or lockup if under
memory pressure.  This patch switches these problem areas to use GFP_NOFS to
keep these problems from happening.

Signed-off-by: Josef Bacik <jbacik@redhat.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Josef Bacik
2008-03-19 17:00:49 -07:00
committed by Linus Torvalds
parent ffda6857c8
commit c587f0c0a6
3 changed files with 8 additions and 8 deletions
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4
fs/ext3/resize.c
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@@ -485,7 +485,7 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
goto exit_dindj;
n_group_desc = kmalloc((gdb_num + 1) * sizeof(struct buffer_head *),
GFP_KERNEL);
GFP_NOFS);
if (!n_group_desc) {
err = -ENOMEM;
ext3_warning (sb, __FUNCTION__,
@@ -568,7 +568,7 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode,
int res, i;
int err;
primary = kmalloc(reserved_gdb * sizeof(*primary), GFP_KERNEL);
primary = kmalloc(reserved_gdb * sizeof(*primary), GFP_NOFS);
if (!primary)
return -ENOMEM;