diff options
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/mballoc.c | 45 |
1 files changed, 29 insertions, 16 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 9d57695de746..66e1451f64e7 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -1168,8 +1168,9 @@ out: return err; } -static int ext4_mb_load_buddy(struct super_block *sb, ext4_group_t group, - struct ext4_buddy *e4b) +static noinline_for_stack int +ext4_mb_load_buddy(struct super_block *sb, ext4_group_t group, + struct ext4_buddy *e4b) { struct ext4_sb_info *sbi = EXT4_SB(sb); struct inode *inode = sbi->s_buddy_cache; @@ -1965,7 +1966,8 @@ static int ext4_mb_good_group(struct ext4_allocation_context *ac, return 0; } -static int ext4_mb_regular_allocator(struct ext4_allocation_context *ac) +static noinline_for_stack int +ext4_mb_regular_allocator(struct ext4_allocation_context *ac) { ext4_group_t group; ext4_group_t i; @@ -2465,7 +2467,8 @@ static void ext4_mb_history_init(struct super_block *sb) /* if we can't allocate history, then we simple won't use it */ } -static void ext4_mb_store_history(struct ext4_allocation_context *ac) +static noinline_for_stack void +ext4_mb_store_history(struct ext4_allocation_context *ac) { struct ext4_sb_info *sbi = EXT4_SB(ac->ac_sb); struct ext4_mb_history h; @@ -2801,7 +2804,8 @@ int ext4_mb_release(struct super_block *sb) return 0; } -static void ext4_mb_free_committed_blocks(struct super_block *sb) +static noinline_for_stack void +ext4_mb_free_committed_blocks(struct super_block *sb) { struct ext4_sb_info *sbi = EXT4_SB(sb); int err; @@ -3021,7 +3025,8 @@ void exit_ext4_mballoc(void) * Check quota and mark choosed space (ac->ac_b_ex) non-free in bitmaps * Returns 0 if success or error code */ -static int ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac, +static noinline_for_stack int +ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac, handle_t *handle) { struct buffer_head *bitmap_bh = NULL; @@ -3138,7 +3143,8 @@ static void ext4_mb_normalize_group_request(struct ext4_allocation_context *ac) * Normalization means making request better in terms of * size and alignment */ -static void ext4_mb_normalize_request(struct ext4_allocation_context *ac, +static noinline_for_stack void +ext4_mb_normalize_request(struct ext4_allocation_context *ac, struct ext4_allocation_request *ar) { int bsbits, max; @@ -3404,7 +3410,8 @@ static void ext4_mb_use_group_pa(struct ext4_allocation_context *ac, /* * search goal blocks in preallocated space */ -static int ext4_mb_use_preallocated(struct ext4_allocation_context *ac) +static noinline_for_stack int +ext4_mb_use_preallocated(struct ext4_allocation_context *ac) { struct ext4_inode_info *ei = EXT4_I(ac->ac_inode); struct ext4_locality_group *lg; @@ -3571,7 +3578,8 @@ static void ext4_mb_put_pa(struct ext4_allocation_context *ac, /* * creates new preallocated space for given inode */ -static int ext4_mb_new_inode_pa(struct ext4_allocation_context *ac) +static noinline_for_stack int +ext4_mb_new_inode_pa(struct ext4_allocation_context *ac) { struct super_block *sb = ac->ac_sb; struct ext4_prealloc_space *pa; @@ -3658,7 +3666,8 @@ static int ext4_mb_new_inode_pa(struct ext4_allocation_context *ac) /* * creates new preallocated space for locality group inodes belongs to */ -static int ext4_mb_new_group_pa(struct ext4_allocation_context *ac) +static noinline_for_stack int +ext4_mb_new_group_pa(struct ext4_allocation_context *ac) { struct super_block *sb = ac->ac_sb; struct ext4_locality_group *lg; @@ -3731,8 +3740,8 @@ static int ext4_mb_new_preallocation(struct ext4_allocation_context *ac) * the caller MUST hold group/inode locks. * TODO: optimize the case when there are no in-core structures yet */ -static int ext4_mb_release_inode_pa(struct ext4_buddy *e4b, - struct buffer_head *bitmap_bh, +static noinline_for_stack int +ext4_mb_release_inode_pa(struct ext4_buddy *e4b, struct buffer_head *bitmap_bh, struct ext4_prealloc_space *pa) { struct ext4_allocation_context *ac; @@ -3803,7 +3812,8 @@ static int ext4_mb_release_inode_pa(struct ext4_buddy *e4b, return err; } -static int ext4_mb_release_group_pa(struct ext4_buddy *e4b, +static noinline_for_stack int +ext4_mb_release_group_pa(struct ext4_buddy *e4b, struct ext4_prealloc_space *pa) { struct ext4_allocation_context *ac; @@ -3845,7 +3855,8 @@ static int ext4_mb_release_group_pa(struct ext4_buddy *e4b, * - how many do we discard * 1) how many requested */ -static int ext4_mb_discard_group_preallocations(struct super_block *sb, +static noinline_for_stack int +ext4_mb_discard_group_preallocations(struct super_block *sb, ext4_group_t group, int needed) { struct ext4_group_info *grp = ext4_get_group_info(sb, group); @@ -4167,7 +4178,8 @@ static void ext4_mb_group_or_file(struct ext4_allocation_context *ac) mutex_lock(&ac->ac_lg->lg_mutex); } -static int ext4_mb_initialize_context(struct ext4_allocation_context *ac, +static noinline_for_stack int +ext4_mb_initialize_context(struct ext4_allocation_context *ac, struct ext4_allocation_request *ar) { struct super_block *sb = ar->inode->i_sb; @@ -4398,7 +4410,8 @@ static void ext4_mb_poll_new_transaction(struct super_block *sb, ext4_mb_free_committed_blocks(sb); } -static int ext4_mb_free_metadata(handle_t *handle, struct ext4_buddy *e4b, +static noinline_for_stack int +ext4_mb_free_metadata(handle_t *handle, struct ext4_buddy *e4b, ext4_group_t group, ext4_grpblk_t block, int count) { struct ext4_group_info *db = e4b->bd_info; |