linux-ext4 - [PATCH 5/9] ext2: Drop GFP_NOFS allocation from ext2_init_block_alloc

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Message-Id: <20240123152520.4294-5-jack@suse.cz>
Date: Tue, 23 Jan 2024 16:25:04 +0100
From: Jan Kara <jack@...e.cz>
To: <linux-fsdevel@...r.kernel.org>
Cc: <linux-ext4@...r.kernel.org>,
	Matthew Wilcox <willy@...radead.org>,
	Jan Kara <jack@...e.cz>
Subject: [PATCH 5/9] ext2: Drop GFP_NOFS allocation from ext2_init_block_alloc_info()

The allocation happens under inode->i_rwsem and
EXT2_I(inode)->i_truncate_mutex. Neither of them is acquired during
direct fs reclaim so the allocation can be changed to GFP_KERNEL.

Signed-off-by: Jan Kara <jack@...e.cz>
---
 fs/ext2/balloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c
index e124f3d709b2..1bfd6ab11038 100644
--- a/fs/ext2/balloc.c
+++ b/fs/ext2/balloc.c
@@ -412,7 +412,7 @@ void ext2_init_block_alloc_info(struct inode *inode)
 	struct ext2_block_alloc_info *block_i;
 	struct super_block *sb = inode->i_sb;
 
-	block_i = kmalloc(sizeof(*block_i), GFP_NOFS);
+	block_i = kmalloc(sizeof(*block_i), GFP_KERNEL);
 	if (block_i) {
 		struct ext2_reserve_window_node *rsv = &block_i->rsv_window_node;
 
-- 
2.35.3