From 013fb33972061ac65cdf3e1771267985e59deca1 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Tue, 30 Oct 2007 10:34:33 +0100 Subject: [PATCH] SG: Make sg_init_one() use general table init functions Don't open code sg_init_one(), make it reuse sg_init_table(). Signed-off-by: Jens Axboe --- include/linux/scatterlist.h | 40 +++++++++++++++++-------------------- 1 file changed, 18 insertions(+), 22 deletions(-) diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h index 32326c293d7..d5e1876daf3 100644 --- a/include/linux/scatterlist.h +++ b/include/linux/scatterlist.h @@ -205,28 +205,6 @@ static inline void __sg_mark_end(struct scatterlist *sg) sg->page_link |= 0x02; } -/** - * sg_init_one - Initialize a single entry sg list - * @sg: SG entry - * @buf: Virtual address for IO - * @buflen: IO length - * - * Notes: - * This should not be used on a single entry that is part of a larger - * table. Use sg_init_table() for that. - * - **/ -static inline void sg_init_one(struct scatterlist *sg, const void *buf, - unsigned int buflen) -{ - memset(sg, 0, sizeof(*sg)); -#ifdef CONFIG_DEBUG_SG - sg->sg_magic = SG_MAGIC; -#endif - sg_mark_end(sg, 1); - sg_set_buf(sg, buf, buflen); -} - /** * sg_init_table - Initialize SG table * @sgl: The SG table @@ -250,6 +228,24 @@ static inline void sg_init_table(struct scatterlist *sgl, unsigned int nents) #endif } +/** + * sg_init_one - Initialize a single entry sg list + * @sg: SG entry + * @buf: Virtual address for IO + * @buflen: IO length + * + * Notes: + * This should not be used on a single entry that is part of a larger + * table. Use sg_init_table() for that. + * + **/ +static inline void sg_init_one(struct scatterlist *sg, const void *buf, + unsigned int buflen) +{ + sg_init_table(sg, 1); + sg_set_buf(sg, buf, buflen); +} + /** * sg_phys - Return physical address of an sg entry * @sg: SG entry -- 2.41.1