[PATCH] JBD: use GFP_NOFS in kmalloc

Convert the GFP_KERNEL flag used in JBD/JBD2 to GFP_NOFS, consistent
with the rest of kmalloc flag used in the JBD/JBD2 layer.

Signed-off-by: Mingming Cao <[email protected]>

---
 fs/jbd/journal.c  |    6 +++---
 fs/jbd/revoke.c   |    8 ++++----
 fs/jbd2/journal.c |    6 +++---
 fs/jbd2/revoke.c  |    8 ++++----
 4 files changed, 14 insertions(+), 14 deletions(-)

Index: linux-2.6.23-rc6/fs/jbd/journal.c
===================================================================
--- linux-2.6.23-rc6.orig/fs/jbd/journal.c	2007-09-19 11:51:10.000000000 -0700
+++ linux-2.6.23-rc6/fs/jbd/journal.c	2007-09-19 11:51:57.000000000 -0700
@@ -653,7 +653,7 @@ static journal_t * journal_init_common (
 	journal_t *journal;
 	int err;
 
-	journal = kmalloc(sizeof(*journal), GFP_KERNEL);
+	journal = kmalloc(sizeof(*journal), GFP_NOFS);
 	if (!journal)
 		goto fail;
 	memset(journal, 0, sizeof(*journal));
@@ -723,7 +723,7 @@ journal_t * journal_init_dev(struct bloc
 	journal->j_blocksize = blocksize;
 	n = journal->j_blocksize / sizeof(journal_block_tag_t);
 	journal->j_wbufsize = n;
-	journal->j_wbuf = kmalloc(n * sizeof(struct buffer_head*), GFP_KERNEL);
+	journal->j_wbuf = kmalloc(n * sizeof(struct buffer_head*), GFP_NOFS);
 	if (!journal->j_wbuf) {
 		printk(KERN_ERR "%s: Cant allocate bhs for commit thread\n",
 			__FUNCTION__);
@@ -777,7 +777,7 @@ journal_t * journal_init_inode (struct i
 	/* journal descriptor can store up to n blocks -bzzz */
 	n = journal->j_blocksize / sizeof(journal_block_tag_t);
 	journal->j_wbufsize = n;
-	journal->j_wbuf = kmalloc(n * sizeof(struct buffer_head*), GFP_KERNEL);
+	journal->j_wbuf = kmalloc(n * sizeof(struct buffer_head*), GFP_NOFS);
 	if (!journal->j_wbuf) {
 		printk(KERN_ERR "%s: Cant allocate bhs for commit thread\n",
 			__FUNCTION__);
Index: linux-2.6.23-rc6/fs/jbd/revoke.c
===================================================================
--- linux-2.6.23-rc6.orig/fs/jbd/revoke.c	2007-09-19 11:51:30.000000000 -0700
+++ linux-2.6.23-rc6/fs/jbd/revoke.c	2007-09-19 11:52:34.000000000 -0700
@@ -206,7 +206,7 @@ int journal_init_revoke(journal_t *journ
 	while((tmp >>= 1UL) != 0UL)
 		shift++;
 
-	journal->j_revoke_table[0] = kmem_cache_alloc(revoke_table_cache, GFP_KERNEL);
+	journal->j_revoke_table[0] = kmem_cache_alloc(revoke_table_cache, GFP_NOFS);
 	if (!journal->j_revoke_table[0])
 		return -ENOMEM;
 	journal->j_revoke = journal->j_revoke_table[0];
@@ -219,7 +219,7 @@ int journal_init_revoke(journal_t *journ
 	journal->j_revoke->hash_shift = shift;
 
 	journal->j_revoke->hash_table =
-		kmalloc(hash_size * sizeof(struct list_head), GFP_KERNEL);
+		kmalloc(hash_size * sizeof(struct list_head), GFP_NOFS);
 	if (!journal->j_revoke->hash_table) {
 		kmem_cache_free(revoke_table_cache, journal->j_revoke_table[0]);
 		journal->j_revoke = NULL;
@@ -229,7 +229,7 @@ int journal_init_revoke(journal_t *journ
 	for (tmp = 0; tmp < hash_size; tmp++)
 		INIT_LIST_HEAD(&journal->j_revoke->hash_table[tmp]);
 
-	journal->j_revoke_table[1] = kmem_cache_alloc(revoke_table_cache, GFP_KERNEL);
+	journal->j_revoke_table[1] = kmem_cache_alloc(revoke_table_cache, GFP_NOFS);
 	if (!journal->j_revoke_table[1]) {
 		kfree(journal->j_revoke_table[0]->hash_table);
 		kmem_cache_free(revoke_table_cache, journal->j_revoke_table[0]);
@@ -246,7 +246,7 @@ int journal_init_revoke(journal_t *journ
 	journal->j_revoke->hash_shift = shift;
 
 	journal->j_revoke->hash_table =
-		kmalloc(hash_size * sizeof(struct list_head), GFP_KERNEL);
+		kmalloc(hash_size * sizeof(struct list_head), GFP_NOFS);
 	if (!journal->j_revoke->hash_table) {
 		kfree(journal->j_revoke_table[0]->hash_table);
 		kmem_cache_free(revoke_table_cache, journal->j_revoke_table[0]);
Index: linux-2.6.23-rc6/fs/jbd2/journal.c
===================================================================
--- linux-2.6.23-rc6.orig/fs/jbd2/journal.c	2007-09-19 11:52:48.000000000 -0700
+++ linux-2.6.23-rc6/fs/jbd2/journal.c	2007-09-19 11:53:12.000000000 -0700
@@ -654,7 +654,7 @@ static journal_t * journal_init_common (
 	journal_t *journal;
 	int err;
 
-	journal = kmalloc(sizeof(*journal), GFP_KERNEL);
+	journal = kmalloc(sizeof(*journal), GFP_NOFS);
 	if (!journal)
 		goto fail;
 	memset(journal, 0, sizeof(*journal));
@@ -724,7 +724,7 @@ journal_t * jbd2_journal_init_dev(struct
 	journal->j_blocksize = blocksize;
 	n = journal->j_blocksize / sizeof(journal_block_tag_t);
 	journal->j_wbufsize = n;
-	journal->j_wbuf = kmalloc(n * sizeof(struct buffer_head*), GFP_KERNEL);
+	journal->j_wbuf = kmalloc(n * sizeof(struct buffer_head*), GFP_NOFS);
 	if (!journal->j_wbuf) {
 		printk(KERN_ERR "%s: Cant allocate bhs for commit thread\n",
 			__FUNCTION__);
@@ -778,7 +778,7 @@ journal_t * jbd2_journal_init_inode (str
 	/* journal descriptor can store up to n blocks -bzzz */
 	n = journal->j_blocksize / sizeof(journal_block_tag_t);
 	journal->j_wbufsize = n;
-	journal->j_wbuf = kmalloc(n * sizeof(struct buffer_head*), GFP_KERNEL);
+	journal->j_wbuf = kmalloc(n * sizeof(struct buffer_head*), GFP_NOFS);
 	if (!journal->j_wbuf) {
 		printk(KERN_ERR "%s: Cant allocate bhs for commit thread\n",
 			__FUNCTION__);
Index: linux-2.6.23-rc6/fs/jbd2/revoke.c
===================================================================
--- linux-2.6.23-rc6.orig/fs/jbd2/revoke.c	2007-09-19 11:52:53.000000000 -0700
+++ linux-2.6.23-rc6/fs/jbd2/revoke.c	2007-09-19 11:53:32.000000000 -0700
@@ -207,7 +207,7 @@ int jbd2_journal_init_revoke(journal_t *
 	while((tmp >>= 1UL) != 0UL)
 		shift++;
 
-	journal->j_revoke_table[0] = kmem_cache_alloc(jbd2_revoke_table_cache, GFP_KERNEL);
+	journal->j_revoke_table[0] = kmem_cache_alloc(jbd2_revoke_table_cache, GFP_NOFS);
 	if (!journal->j_revoke_table[0])
 		return -ENOMEM;
 	journal->j_revoke = journal->j_revoke_table[0];
@@ -220,7 +220,7 @@ int jbd2_journal_init_revoke(journal_t *
 	journal->j_revoke->hash_shift = shift;
 
 	journal->j_revoke->hash_table =
-		kmalloc(hash_size * sizeof(struct list_head), GFP_KERNEL);
+		kmalloc(hash_size * sizeof(struct list_head), GFP_NOFS);
 	if (!journal->j_revoke->hash_table) {
 		kmem_cache_free(jbd2_revoke_table_cache, journal->j_revoke_table[0]);
 		journal->j_revoke = NULL;
@@ -230,7 +230,7 @@ int jbd2_journal_init_revoke(journal_t *
 	for (tmp = 0; tmp < hash_size; tmp++)
 		INIT_LIST_HEAD(&journal->j_revoke->hash_table[tmp]);
 
-	journal->j_revoke_table[1] = kmem_cache_alloc(jbd2_revoke_table_cache, GFP_KERNEL);
+	journal->j_revoke_table[1] = kmem_cache_alloc(jbd2_revoke_table_cache, GFP_NOFS);
 	if (!journal->j_revoke_table[1]) {
 		kfree(journal->j_revoke_table[0]->hash_table);
 		kmem_cache_free(jbd2_revoke_table_cache, journal->j_revoke_table[0]);
@@ -247,7 +247,7 @@ int jbd2_journal_init_revoke(journal_t *
 	journal->j_revoke->hash_shift = shift;
 
 	journal->j_revoke->hash_table =
-		kmalloc(hash_size * sizeof(struct list_head), GFP_KERNEL);
+		kmalloc(hash_size * sizeof(struct list_head), GFP_NOFS);
 	if (!journal->j_revoke->hash_table) {
 		kfree(journal->j_revoke_table[0]->hash_table);
 		kmem_cache_free(jbd2_revoke_table_cache, journal->j_revoke_table[0]);


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Follow-Ups:
- Re: [PATCH] JBD: use GFP_NOFS in kmalloc
  - From: Andreas Dilger <[email protected]>
- Re: [PATCH] JBD: use GFP_NOFS in kmalloc
  - From: Andrew Morton <[email protected]>

References:
- Re: [RFC 1/2] JBD: slab management support for large block(>8k)
  - From: Christoph Lameter <[email protected]>
- Re: [RFC 1/2] JBD: slab management support for large block(>8k)
  - From: Christoph Hellwig <[email protected]>
- Re: [RFC 1/2] JBD: slab management support for large block(>8k)
  - From: Christoph Lameter <[email protected]>
- Re: [RFC 1/2] JBD: slab management support for large block(>8k)
  - From: Christoph Hellwig <[email protected]>
- Re: [RFC 1/2] JBD: slab management support for large block(>8k)
  - From: Christoph Lameter <[email protected]>
- Re: [RFC 1/2] JBD: slab management support for large block(>8k)
  - From: Christoph Hellwig <[email protected]>
- [PATCH] JBD slab cleanups
  - From: Mingming Cao <[email protected]>
- Re: [PATCH] JBD slab cleanups
  - From: Mingming Cao <[email protected]>
- Re: [PATCH] JBD slab cleanups
  - From: Badari Pulavarty <[email protected]>
- Re: [PATCH] JBD slab cleanups
  - From: Mingming Cao <[email protected]>
- Re: [PATCH] JBD slab cleanups
  - From: Christoph Hellwig <[email protected]>
- Re: [PATCH] JBD slab cleanups
  - From: Mingming Cao <[email protected]>
- Re: [PATCH] JBD slab cleanups
  - From: Dave Kleikamp <[email protected]>
- Re: [PATCH] JBD slab cleanups
  - From: Mingming Cao <[email protected]>
- Re: [PATCH] JBD slab cleanups
  - From: Andrew Morton <[email protected]>
- Re: [PATCH] JBD slab cleanups
  - From: Mingming Cao <[email protected]>

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