Messages in this thread Patch in this message | | | From | jglisse@redhat ... | Subject | [RFC PATCH 37/79] fs/buffer: add struct super_block to __bforget() arguments | Date | Wed, 4 Apr 2018 15:18:11 -0400 |
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From: Jérôme Glisse <jglisse@redhat.com>
For the holy crusade to stop relying on struct page mapping field, add struct super_block to __bforget() arguments.
spatch --sp-file zemantic-013a.spatch --in-place --dir fs/ spatch --sp-file zemantic-013a.spatch --in-place --dir include/ --include-headers ---------------------------------------------------------------------- @exists@ expression E1; identifier I; @@ struct super_block *I; ... -__bforget(E1) +__bforget(I, E1)
@exists@ expression E1; identifier F, I; @@ F(..., struct super_block *I, ...) { ... -__bforget(E1) +__bforget(I, E1) ... }
@exists@ expression E1; identifier I; @@ struct inode *I; ... -__bforget(E1) +__bforget(I->i_sb, E1)
@exists@ expression E1; identifier F, I; @@ F(..., struct inode *I, ...) { ... -__bforget(E1) +__bforget(I->i_sb, E1) ... } ----------------------------------------------------------------------
Signed-off-by: Jérôme Glisse <jglisse@redhat.com> CC: Andrew Morton <akpm@linux-foundation.org> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: linux-fsdevel@vger.kernel.org Cc: Jens Axboe <axboe@kernel.dk> Cc: Tejun Heo <tj@kernel.org> Cc: Jan Kara <jack@suse.cz> Cc: Josef Bacik <jbacik@fb.com> Cc: Mel Gorman <mgorman@techsingularity.net> --- fs/buffer.c | 2 +- fs/jbd2/transaction.c | 2 +- include/linux/buffer_head.h | 4 ++-- 3 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/fs/buffer.c b/fs/buffer.c index 9f2c5e90b64d..422204701a3b 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -1168,7 +1168,7 @@ EXPORT_SYMBOL(__brelse); * bforget() is like brelse(), except it discards any * potentially dirty data. */ -void __bforget(struct buffer_head *bh) +void __bforget(struct super_block *sb, struct buffer_head *bh) { clear_buffer_dirty(bh); if (bh->b_assoc_map) { diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c index e8c50bb5822c..177616eb793c 100644 --- a/fs/jbd2/transaction.c +++ b/fs/jbd2/transaction.c @@ -1560,7 +1560,7 @@ int jbd2_journal_forget (handle_t *handle, struct super_block *sb, if (!buffer_jbd(bh)) { spin_unlock(&journal->j_list_lock); jbd_unlock_bh_state(bh); - __bforget(bh); + __bforget(sb, bh); goto drop; } } diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index 82faae102ba2..7ae60f59f27e 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -192,7 +192,7 @@ struct buffer_head *__find_get_block(struct block_device *bdev, sector_t block, struct buffer_head *__getblk_gfp(struct block_device *bdev, sector_t block, unsigned size, gfp_t gfp); void __brelse(struct buffer_head *); -void __bforget(struct buffer_head *); +void __bforget(struct super_block *, struct buffer_head *); void __breadahead(struct block_device *, sector_t block, unsigned int size); struct buffer_head *__bread_gfp(struct block_device *, sector_t block, unsigned size, gfp_t gfp); @@ -306,7 +306,7 @@ static inline void brelse(struct buffer_head *bh) static inline void bforget(struct super_block *sb, struct buffer_head *bh) { if (bh) - __bforget(bh); + __bforget(sb, bh); } static inline struct buffer_head * -- 2.14.3
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