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| author | Theodore Ts'o <tytso@mit.edu> | 2020-01-16 10:08:16 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2020-01-17 16:24:55 -0500 |
| commit | 71b565ceff377a52e7d58cd871745cd339447323 (patch) | |
| tree | 6fdc718a22a935b62f47fad5b03359fec15f4ce0 /fs/ext4 | |
| parent | a54d8d34d2354f3a2a9dda00d9dd6666a50c486b (diff) | |
| download | linux-71b565ceff377a52e7d58cd871745cd339447323.tar.bz2 | |
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>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/ext4.h | 1 | ||||
| -rw-r--r-- | fs/ext4/resize.c | 10 | ||||
| -rw-r--r-- | fs/ext4/super.c | 10 | ||||
| -rw-r--r-- | fs/ext4/xattr.c | 2 |
4 files changed, 5 insertions, 18 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 5e621b0da4da..9a2ee2428ecc 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -2740,7 +2740,6 @@ extern struct buffer_head *ext4_sb_bread(struct super_block *sb, extern int ext4_seq_options_show(struct seq_file *seq, void *offset); extern int ext4_calculate_overhead(struct super_block *sb); extern void ext4_superblock_csum_set(struct super_block *sb); -extern void *ext4_kvmalloc(size_t size, gfp_t flags); extern int ext4_alloc_flex_bg_array(struct super_block *sb, ext4_group_t ngroup); extern const char *ext4_decode_error(struct super_block *sb, int errno, diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index a8c0f2b5b6e1..86a2500ed292 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; diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 84a86d9b790f..ecf36a23e0c4 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -204,16 +204,6 @@ void ext4_superblock_csum_set(struct super_block *sb) es->s_checksum = ext4_superblock_csum(sb, es); } -void *ext4_kvmalloc(size_t size, gfp_t flags) -{ - void *ret; - - ret = kmalloc(size, flags | __GFP_NOWARN); - if (!ret) - ret = __vmalloc(size, flags, PAGE_KERNEL); - return ret; -} - ext4_fsblk_t ext4_block_bitmap(struct super_block *sb, struct ext4_group_desc *bg) { diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 246fbeeb6366..8cac7d95c3ad 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -1456,7 +1456,7 @@ ext4_xattr_inode_cache_find(struct inode *inode, const void *value, if (!ce) return NULL; - ea_data = ext4_kvmalloc(value_len, GFP_NOFS); + ea_data = kvmalloc(value_len, GFP_KERNEL); if (!ea_data) { mb_cache_entry_put(ea_inode_cache, ce); return NULL; |