From: Jes.Sorensen@redhat.com
To: neilb@suse.de
Cc: linux-raid@vger.kernel.org
Subject: [PATCH 08/11] Generalize ROUND_UP() macro and introduce matching ROUND_UP_PTR()
Date: Tue, 20 Mar 2012 17:54:13 +0100 [thread overview]
Message-ID: <1332262456-5109-9-git-send-email-Jes.Sorensen@redhat.com> (raw)
In-Reply-To: <1332262456-5109-1-git-send-email-Jes.Sorensen@redhat.com>
From: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
---
mdadm.h | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/mdadm.h b/mdadm.h
index 45198bb..314f3ac 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -1252,10 +1252,10 @@ static inline int dev2minor(int d)
return (-1-d) << MdpMinorShift;
}
-static inline int ROUND_UP(int a, int base)
-{
- return ((a+base-1)/base)*base;
-}
+#define _ROUND_UP(val, base) (((val) + (base)) & ~(base - 1))
+#define ROUND_UP(val, base) _ROUND_UP(val, (typeof(val))(base))
+#define ROUND_UP_PTR(ptr, base) ((typeof(ptr)) \
+ (ROUND_UP((unsigned long)(ptr), base)))
static inline int is_subarray(char *vers)
{
--
1.7.7.6
next prev parent reply other threads:[~2012-03-20 16:54 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-20 16:54 [PATCH 00/11] Various cleanups and minor fixes Jes.Sorensen
2012-03-20 16:54 ` [PATCH 01/11] super1.c don't keep recalculating bitmap pointer Jes.Sorensen
2012-03-20 16:54 ` [PATCH 02/11] Define and use SUPER1_SIZE for allocations Jes.Sorensen
2012-03-20 16:54 ` [PATCH 03/11] init_super1() memset full buffer allocated for superblock Jes.Sorensen
2012-03-20 16:54 ` [PATCH 04/11] match_metadata_desc1(): Use calloc instead of malloc+memset Jes.Sorensen
2012-03-20 16:54 ` [PATCH 05/11] Use 4K buffer alignment for superblock allocations Jes.Sorensen
2012-03-20 16:54 ` [PATCH 06/11] Use struct align_fd to cache fd's block size for aligned reads/writes Jes.Sorensen
2012-03-20 16:54 ` [PATCH 07/11] match_metadata_desc0(): Use calloc instead of malloc+memset Jes.Sorensen
2012-03-20 16:54 ` Jes.Sorensen [this message]
2012-03-20 16:54 ` [PATCH 09/11] super1.c: use ROUND_UP/ROUND_UP_PTR Jes.Sorensen
2012-03-20 16:54 ` [PATCH 10/11] super-intel.c: Use ROUND_UP() instead of manually coding it Jes.Sorensen
2012-03-20 16:54 ` [PATCH 11/11] __write_init_super_ddf(): Use posix_memalign() instead of static aligned buffer Jes.Sorensen
2012-03-20 21:11 ` [PATCH 00/11] Various cleanups and minor fixes NeilBrown
2012-03-21 7:58 ` Jes Sorensen
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