ext4: drop ext4_kvmalloc()
As Jan pointed out[1], as of commit 81378da64de ("jbd2: mark the
transaction context with the scope GFP_NOFS context") we use
memalloc_nofs_{save,restore}() while a jbd2 handle is active. So
ext4_kvmalloc() so we can call allocate using GFP_NOFS is no longer
necessary.
[1] https://lore.kernel.org/r/20200109100007.GC27035@quack2.suse.cz
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Link: https://lore.kernel.org/r/20200116155031.266620-1-tytso@mit.edu
Reviewed-by: Jan Kara <jack@suse.cz>
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index a8c0f2b..86a2500 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -824,9 +824,8 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
if (unlikely(err))
goto errout;
- n_group_desc = ext4_kvmalloc((gdb_num + 1) *
- sizeof(struct buffer_head *),
- GFP_NOFS);
+ n_group_desc = kvmalloc((gdb_num + 1) * sizeof(struct buffer_head *),
+ GFP_KERNEL);
if (!n_group_desc) {
err = -ENOMEM;
ext4_warning(sb, "not enough memory for %lu groups",
@@ -900,9 +899,8 @@ static int add_new_gdb_meta_bg(struct super_block *sb,
gdb_bh = ext4_sb_bread(sb, gdblock, 0);
if (IS_ERR(gdb_bh))
return PTR_ERR(gdb_bh);
- n_group_desc = ext4_kvmalloc((gdb_num + 1) *
- sizeof(struct buffer_head *),
- GFP_NOFS);
+ n_group_desc = kvmalloc((gdb_num + 1) * sizeof(struct buffer_head *),
+ GFP_KERNEL);
if (!n_group_desc) {
brelse(gdb_bh);
err = -ENOMEM;