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From: Juan Quintela <quintela@redhat.com>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH 12/14] buffered_file: unfold buffered_append in buffered_put_buffer
Date: Fri, 21 Sep 2012 16:08:18 +0200	[thread overview]
Message-ID: <1348236500-2565-13-git-send-email-quintela@redhat.com> (raw)
In-Reply-To: <1348236500-2565-1-git-send-email-quintela@redhat.com>

It was the only user, and now buffered_put_buffer just do the append

Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 buffered_file.c | 33 ++++++++++++++-------------------
 1 file changed, 14 insertions(+), 19 deletions(-)

diff --git a/buffered_file.c b/buffered_file.c
index 929b911..1b261ec 100644
--- a/buffered_file.c
+++ b/buffered_file.c
@@ -42,22 +42,6 @@ typedef struct QEMUFileBuffered
     do { } while (0)
 #endif

-static void buffered_append(QEMUFileBuffered *s,
-                            const uint8_t *buf, size_t size)
-{
-    if (size > (s->buffer_capacity - s->buffer_size)) {
-        DPRINTF("increasing buffer capacity from %zu by %zu\n",
-                s->buffer_capacity, size + 1024);
-
-        s->buffer_capacity += size + 1024;
-
-        s->buffer = g_realloc(s->buffer, s->buffer_capacity);
-    }
-
-    memcpy(s->buffer + s->buffer_size, buf, size);
-    s->buffer_size += size;
-}
-
 static int buffered_flush(QEMUFileBuffered *s)
 {
     size_t offset = 0;
@@ -102,11 +86,22 @@ static int buffered_put_buffer(void *opaque, const uint8_t *buf, int64_t pos, in
         return error;
     }

-    if (size > 0) {
-        DPRINTF("buffering %d bytes\n", size - offset);
-        buffered_append(s, buf, size);
+    if (size <= 0) {
+        return size;
     }

+    if (size > (s->buffer_capacity - s->buffer_size)) {
+        DPRINTF("increasing buffer capacity from %zu by %zu\n",
+                s->buffer_capacity, size + 1024);
+
+        s->buffer_capacity += size + 1024;
+
+        s->buffer = g_realloc(s->buffer, s->buffer_capacity);
+    }
+
+    memcpy(s->buffer + s->buffer_size, buf, size);
+    s->buffer_size += size;
+
     return size;
 }

-- 
1.7.11.4

  parent reply	other threads:[~2012-09-21 14:08 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-21 14:08 [Qemu-devel] [RFC 00/14] Migration thread Juan Quintela
2012-09-21 14:08 ` [Qemu-devel] [PATCH 01/14] split MRU ram list Juan Quintela
2012-09-21 14:38   ` Paolo Bonzini
2012-09-21 14:08 ` [Qemu-devel] [PATCH 02/14] add a version number to ram_list Juan Quintela
2012-09-21 14:42   ` Paolo Bonzini
2012-09-21 14:08 ` [Qemu-devel] [PATCH 03/14] protect the ramlist with a separate mutex Juan Quintela
2012-09-21 14:44   ` Paolo Bonzini
2012-09-21 14:08 ` [Qemu-devel] [PATCH 04/14] buffered_file: Move from using a timer to use a thread Juan Quintela
2012-09-21 15:29   ` Paolo Bonzini
2012-09-21 14:08 ` [Qemu-devel] [PATCH 05/14] migration: make qemu_fopen_ops_buffered() return void Juan Quintela
2012-09-21 14:57   ` Paolo Bonzini
2012-09-21 14:08 ` [Qemu-devel] [PATCH 06/14] migration: stop all cpus correctly Juan Quintela
2012-09-21 15:20   ` Paolo Bonzini
2012-09-21 14:08 ` [Qemu-devel] [PATCH 07/14] migration: make writes blocking Juan Quintela
2012-09-21 15:31   ` Paolo Bonzini
2012-12-14 12:40     ` Juan Quintela
2012-09-21 14:08 ` [Qemu-devel] [PATCH 08/14] migration: remove unfreeze logic Juan Quintela
2012-09-21 14:58   ` Paolo Bonzini
2012-09-21 14:08 ` [Qemu-devel] [PATCH 09/14] migration: take finer locking Juan Quintela
2012-09-21 15:33   ` Paolo Bonzini
2012-12-14 12:44     ` Juan Quintela
2012-09-21 14:08 ` [Qemu-devel] [PATCH 10/14] buffered_file: Unfold the trick to restart generating migration data Juan Quintela
2012-09-21 15:00   ` Paolo Bonzini
2012-09-21 14:08 ` [Qemu-devel] [PATCH 11/14] buffered_file: don't flush on put buffer Juan Quintela
2012-09-21 15:34   ` Paolo Bonzini
2012-09-21 21:12     ` Eric Blake
2012-09-21 14:08 ` Juan Quintela [this message]
2012-09-21 17:07   ` [Qemu-devel] [PATCH 12/14] buffered_file: unfold buffered_append in buffered_put_buffer Paolo Bonzini
2012-09-21 14:08 ` [Qemu-devel] [PATCH 13/14] savevm: New save live migration method: pending Juan Quintela
2012-09-21 15:11   ` Paolo Bonzini
2012-09-21 14:08 ` [Qemu-devel] [PATCH 14/14] migration: print times for end phase Juan Quintela
2012-09-21 15:13   ` Paolo Bonzini
2012-09-21 15:27     ` Juan Quintela

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