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Commit cedb4a7d authored by Jens Axboe's avatar Jens Axboe
Browse files

block: remove unused copy_io_context() 



Reported-by: default avatarOleg Nesterov <oleg@redhat.com>
Signed-off-by: default avatarJens Axboe <jaxboe@fusionio.com>
parent 17a9e7bb

block/blk-ioc.c

+0 −14
Original line number Diff line number Diff line
@@ -153,20 +153,6 @@ struct io_context *get_io_context(gfp_t gfp_flags, int node) 
}

EXPORT_SYMBOL(get_io_context);



void copy_io_context(struct io_context **pdst, struct io_context **psrc)

{

	struct io_context *src = *psrc;

	struct io_context *dst = *pdst;



	if (src) {

		BUG_ON(atomic_long_read(&src->refcount) == 0);

		atomic_long_inc(&src->refcount);

		put_io_context(dst);

		*pdst = src;

	}

}

EXPORT_SYMBOL(copy_io_context);



static int __init blk_ioc_init(void)

{

	iocontext_cachep = kmem_cache_create("blkdev_ioc",

include/linux/iocontext.h

+0 −1
Original line number Diff line number Diff line
@@ -76,7 +76,6 @@ int put_io_context(struct io_context *ioc); 
void exit_io_context(struct task_struct *task);

struct io_context *get_io_context(gfp_t gfp_flags, int node);

struct io_context *alloc_io_context(gfp_t gfp_flags, int node);

void copy_io_context(struct io_context **pdst, struct io_context **psrc);

#else

static inline void exit_io_context(struct task_struct *task)

{