linux-kernel - [PATCH] Do not __always_inline bvec_kmap_irq() and bvec_kunmap

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Date:	Wed,  4 Feb 2009 16:49:55 -0200
From:	Alberto Bertogli <albertito@...tiri.com.ar>
To:	axboe@...nel.dk
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	Alberto Bertogli <albertito@...tiri.com.ar>
Subject: [PATCH] Do not __always_inline bvec_kmap_irq() and bvec_kunmap_irq()

On Tue, Feb 03 2009, Andrew Morton wrote:
> The comment is wrong - this was a sparc requirement, long since removed.

So remove both the comment and the inline requirement, going back to the
inline hint.

Signed-off-by: Alberto Bertogli <albertito@...tiri.com.ar>
---

This is the same patch as before, except it's properly indented because
everything fits < 80 columns or so.

 include/linux/bio.h |    8 ++------
 1 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/include/linux/bio.h b/include/linux/bio.h
index 713ec6e..972a0e4 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -442,11 +442,8 @@ extern struct biovec_slab bvec_slabs[BIOVEC_NR_POOLS] __read_mostly;
 /*
  * remember never ever reenable interrupts between a bvec_kmap_irq and
  * bvec_kunmap_irq!
- *
- * This function MUST be inlined - it plays with the CPU interrupt flags.
  */
-static __always_inline char *bvec_kmap_irq(struct bio_vec *bvec,
-		unsigned long *flags)
+static inline char *bvec_kmap_irq(struct bio_vec *bvec, unsigned long *flags)
 {
 	unsigned long addr;
 
@@ -462,8 +459,7 @@ static __always_inline char *bvec_kmap_irq(struct bio_vec *bvec,
 	return (char *) addr + bvec->bv_offset;
 }
 
-static __always_inline void bvec_kunmap_irq(char *buffer,
-		unsigned long *flags)
+static inline void bvec_kunmap_irq(char *buffer, unsigned long *flags)
 {
 	unsigned long ptr = (unsigned long) buffer & PAGE_MASK;
 
-- 
1.6.1.1.363.g2a3bd

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