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[Qemu-devel] [RFC v2 01/33] bitmap: remove BITOP_WORD()
From: |
Peter Xu |
Subject: |
[Qemu-devel] [RFC v2 01/33] bitmap: remove BITOP_WORD() |
Date: |
Wed, 30 Aug 2017 16:31:58 +0800 |
We have BIT_WORD(). It's the same.
Signed-off-by: Peter Xu <address@hidden>
---
util/bitops.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/util/bitops.c b/util/bitops.c
index b0c35dd..f236401 100644
--- a/util/bitops.c
+++ b/util/bitops.c
@@ -14,15 +14,13 @@
#include "qemu/osdep.h"
#include "qemu/bitops.h"
-#define BITOP_WORD(nr) ((nr) / BITS_PER_LONG)
-
/*
* Find the next set bit in a memory region.
*/
unsigned long find_next_bit(const unsigned long *addr, unsigned long size,
unsigned long offset)
{
- const unsigned long *p = addr + BITOP_WORD(offset);
+ const unsigned long *p = addr + BIT_WORD(offset);
unsigned long result = offset & ~(BITS_PER_LONG-1);
unsigned long tmp;
@@ -87,7 +85,7 @@ found_middle:
unsigned long find_next_zero_bit(const unsigned long *addr, unsigned long size,
unsigned long offset)
{
- const unsigned long *p = addr + BITOP_WORD(offset);
+ const unsigned long *p = addr + BIT_WORD(offset);
unsigned long result = offset & ~(BITS_PER_LONG-1);
unsigned long tmp;
--
2.7.4
- [Qemu-devel] [RFC v2 00/33] Migration: postcopy failure recovery, Peter Xu, 2017/08/30
- [Qemu-devel] [RFC v2 01/33] bitmap: remove BITOP_WORD(),
Peter Xu <=
- [Qemu-devel] [RFC v2 02/33] bitmap: introduce bitmap_count_one(), Peter Xu, 2017/08/30
- [Qemu-devel] [RFC v2 03/33] bitmap: provide to_le/from_le helpers, Peter Xu, 2017/08/30
- [Qemu-devel] [RFC v2 04/33] migration: dump str in migrate_set_state trace, Peter Xu, 2017/08/30
- [Qemu-devel] [RFC v2 05/33] migration: better error handling with QEMUFile, Peter Xu, 2017/08/30
- [Qemu-devel] [RFC v2 06/33] migration: reuse mis->userfault_quit_fd, Peter Xu, 2017/08/30
- [Qemu-devel] [RFC v2 07/33] migration: provide postcopy_fault_thread_notify(), Peter Xu, 2017/08/30
- [Qemu-devel] [RFC v2 09/33] migration: implement "postcopy-pause" src logic, Peter Xu, 2017/08/30
- [Qemu-devel] [RFC v2 08/33] migration: new postcopy-pause state, Peter Xu, 2017/08/30
- [Qemu-devel] [RFC v2 10/33] migration: allow dst vm pause on postcopy, Peter Xu, 2017/08/30
- [Qemu-devel] [RFC v2 11/33] migration: allow src return path to pause, Peter Xu, 2017/08/30