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From: Juan Quintela <quintela@redhat.com>
To: qemu-devel@nongnu.org
Cc: owasserm@redhat.com, mtosatti@redhat.com, avi@redhat.com,
	pbonzini@redhat.com
Subject: [Qemu-devel] [PATCH 12/18] buffered_file: unfold buffered_append in buffered_put_buffer
Date: Mon, 29 Oct 2012 15:11:37 +0100	[thread overview]
Message-ID: <1351519903-26607-13-git-send-email-quintela@redhat.com> (raw)
In-Reply-To: <1351519903-26607-1-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 2bdda27..017745d 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 ssize_t 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;
 }

-- 
1.7.11.7

  parent reply	other threads:[~2012-10-29 14:12 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-29 14:11 [Qemu-devel] [PATCH 00/18] Migration thread lite (20121029) Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 01/18] split MRU ram list Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 02/18] add a version number to ram_list Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 03/18] protect the ramlist with a separate mutex Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 04/18] buffered_file: Move from using a timer to use a thread Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 05/18] migration: make qemu_fopen_ops_buffered() return void Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 06/18] migration: stop all cpus correctly Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 07/18] migration: make writes blocking Juan Quintela
2012-10-29 15:51   ` Markus Armbruster
2012-10-29 17:32     ` Juan Quintela
2012-10-29 22:13       ` Paolo Bonzini
2012-10-30  7:36       ` Markus Armbruster
2012-10-30  8:23         ` Juan Quintela
2012-10-30 10:50           ` Markus Armbruster
2012-10-30 11:08             ` Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 08/18] migration: remove unfreeze logic Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 09/18] migration: take finer locking Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 10/18] buffered_file: Unfold the trick to restart generating migration data Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 11/18] buffered_file: don't flush on put buffer Juan Quintela
2012-10-29 14:11 ` Juan Quintela [this message]
2012-10-29 14:11 ` [Qemu-devel] [PATCH 13/18] savevm: New save live migration method: pending Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 14/18] migration: include qemu-file.h Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 15/18] migration-fd: remove duplicate include Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 16/18] memory: introduce memory_region_test_and_clear_dirty Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 17/18] ram: Use memory_region_test_and_clear_dirty Juan Quintela
2012-10-29 14:11 ` [Qemu-devel] [PATCH 18/18] ram: optimize migration bitmap walking Juan Quintela

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