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From: Peter Xu <peterx@redhat.com>
To: qemu-devel@nongnu.org
Cc: Laurent Vivier <lvivier@redhat.com>,
	"Daniel P . Berrange" <berrange@redhat.com>,
	Alexey Perevalov <a.perevalov@samsung.com>,
	Juan Quintela <quintela@redhat.com>,
	Andrea Arcangeli <aarcange@redhat.com>,
	"Dr . David Alan Gilbert" <dgilbert@redhat.com>,
	peterx@redhat.com
Subject: [Qemu-devel] [RFC v2 01/33] bitmap: remove BITOP_WORD()
Date: Wed, 30 Aug 2017 16:31:58 +0800	[thread overview]
Message-ID: <1504081950-2528-2-git-send-email-peterx@redhat.com> (raw)
In-Reply-To: <1504081950-2528-1-git-send-email-peterx@redhat.com>

We have BIT_WORD(). It's the same.

Signed-off-by: Peter Xu <peterx@redhat.com>
---
 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

  reply	other threads:[~2017-08-30  8:32 UTC|newest]

Thread overview: 86+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-30  8:31 [Qemu-devel] [RFC v2 00/33] Migration: postcopy failure recovery Peter Xu
2017-08-30  8:31 ` Peter Xu [this message]
2017-09-20  8:41   ` [Qemu-devel] [RFC v2 01/33] bitmap: remove BITOP_WORD() Juan Quintela
2017-08-30  8:31 ` [Qemu-devel] [RFC v2 02/33] bitmap: introduce bitmap_count_one() Peter Xu
2017-09-20  8:25   ` Juan Quintela
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 03/33] bitmap: provide to_le/from_le helpers Peter Xu
2017-09-21 17:35   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 04/33] migration: dump str in migrate_set_state trace Peter Xu
2017-09-06 14:36   ` Dr. David Alan Gilbert
2017-09-20  8:44   ` Juan Quintela
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 05/33] migration: better error handling with QEMUFile Peter Xu
2017-09-21 17:51   ` Dr. David Alan Gilbert
2017-09-26  8:48     ` Peter Xu
2017-09-26  8:53       ` Dr. David Alan Gilbert
2017-09-26  9:13         ` Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 06/33] migration: reuse mis->userfault_quit_fd Peter Xu
2017-09-20  8:47   ` Juan Quintela
2017-09-20  9:06   ` Juan Quintela
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 07/33] migration: provide postcopy_fault_thread_notify() Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 08/33] migration: new postcopy-pause state Peter Xu
2017-09-21 17:57   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 09/33] migration: implement "postcopy-pause" src logic Peter Xu
2017-09-21 19:21   ` Dr. David Alan Gilbert
2017-09-26  9:35     ` Peter Xu
2017-10-09 15:32       ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 10/33] migration: allow dst vm pause on postcopy Peter Xu
2017-09-21 19:29   ` Dr. David Alan Gilbert
2017-09-27  7:34     ` Peter Xu
2017-10-09 18:58       ` Dr. David Alan Gilbert
2017-10-10  9:38         ` Peter Xu
2017-10-10 11:31           ` Peter Xu
2017-10-31 18:57             ` Dr. David Alan Gilbert
2017-10-10 12:30           ` Dr. David Alan Gilbert
2017-10-11  3:00             ` Peter Xu
2017-10-12 12:19               ` Dr. David Alan Gilbert
2017-10-13  5:08                 ` Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 11/33] migration: allow src return path to pause Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 12/33] migration: allow send_rq to fail Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 13/33] migration: allow fault thread to pause Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 14/33] qmp: hmp: add migrate "resume" option Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 15/33] migration: pass MigrationState to migrate_init() Peter Xu
2017-09-22  9:09   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 16/33] migration: rebuild channel on source Peter Xu
2017-09-22  9:56   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 17/33] migration: new state "postcopy-recover" Peter Xu
2017-09-22 10:08   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 18/33] migration: wakeup dst ram-load-thread for recover Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 19/33] migration: new cmd MIG_CMD_RECV_BITMAP Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 20/33] migration: new message MIG_RP_MSG_RECV_BITMAP Peter Xu
2017-09-22 11:05   ` Dr. David Alan Gilbert
2017-09-27 10:04     ` Peter Xu
2017-10-09 19:12       ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 21/33] migration: new cmd MIG_CMD_POSTCOPY_RESUME Peter Xu
2017-09-22 11:08   ` Dr. David Alan Gilbert
2017-09-27 10:11     ` Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 22/33] migration: new message MIG_RP_MSG_RESUME_ACK Peter Xu
2017-09-22 11:13   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 23/33] migration: introduce SaveVMHandlers.resume_prepare Peter Xu
2017-09-22 11:17   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 24/33] migration: synchronize dirty bitmap for resume Peter Xu
2017-09-22 11:33   ` Dr. David Alan Gilbert
2017-09-28  2:30     ` Peter Xu
2017-10-02 11:04       ` Dr. David Alan Gilbert
2017-10-09  3:55         ` Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 25/33] migration: setup ramstate " Peter Xu
2017-09-22 11:53   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 26/33] migration: final handshake for the resume Peter Xu
2017-09-22 11:56   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 27/33] migration: free SocketAddress where allocated Peter Xu
2017-09-22 20:08   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 28/33] migration: return incoming task tag for sockets Peter Xu
2017-09-22 20:11   ` Dr. David Alan Gilbert
2017-09-28  3:12     ` Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 29/33] migration: return incoming task tag for exec Peter Xu
2017-09-22 20:15   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 30/33] migration: return incoming task tag for fd Peter Xu
2017-09-22 20:15   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 31/33] migration: store listen task tag Peter Xu
2017-09-22 20:17   ` Dr. David Alan Gilbert
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 32/33] migration: allow migrate_incoming for paused VM Peter Xu
2017-09-22 20:32   ` Dr. David Alan Gilbert
2017-09-28  6:54     ` Peter Xu
2017-10-09 17:28       ` Dr. David Alan Gilbert
2017-10-10 10:08         ` Peter Xu
2017-08-30  8:32 ` [Qemu-devel] [RFC v2 33/33] migration: init dst in migration_object_init too Peter Xu
2017-09-22 20:37   ` Dr. David Alan Gilbert

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