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From: Juan Quintela <quintela@redhat.com>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH 25/27] buffered_file: Unfold the trick to restart generating migration data
Date: Tue, 24 Jul 2012 20:36:50 +0200	[thread overview]
Message-ID: <1343155012-26316-26-git-send-email-quintela@redhat.com> (raw)
In-Reply-To: <1343155012-26316-1-git-send-email-quintela@redhat.com>

This was needed before due to the way that the callbacks worked.

Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 buffered_file.c |   17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/buffered_file.c b/buffered_file.c
index de07a05..ac2327b 100644
--- a/buffered_file.c
+++ b/buffered_file.c
@@ -112,14 +112,6 @@ static int buffered_put_buffer(void *opaque, const uint8_t *buf, int64_t pos, in

     buffered_flush(s);

-    if (pos == 0 && size == 0) {
-        DPRINTF("file is ready\n");
-        if (s->bytes_xfer < s->xfer_limit) {
-            DPRINTF("notifying client\n");
-            migrate_fd_put_ready(s->migration_state);
-        }
-    }
-
     return size;
 }

@@ -207,8 +199,15 @@ static void *buffered_file_thread(void *opaque)
             /* usleep expects microseconds */
             usleep((expire_time - current_time)*1000);
         }
-        buffered_put_buffer(s, NULL, 0, 0);
+        buffered_flush(s);
+
+        DPRINTF("file is ready\n");
+        if (s->bytes_xfer < s->xfer_limit) {
+            DPRINTF("notifying client\n");
+            migrate_fd_put_ready(s->migration_state);
+        }
     }
+
     g_free(s->buffer);
     g_free(s);
     return NULL;
-- 
1.7.10.4

  parent reply	other threads:[~2012-07-24 18:43 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-24 18:36 [Qemu-devel] [RFC 00/27] Migration thread (WIP) Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 01/27] buffered_file: g_realloc() can't fail Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 02/27] split MRU ram list Juan Quintela
2012-07-25 20:20   ` Michael Roth
2012-07-26 13:19     ` Avi Kivity
2012-07-24 18:36 ` [Qemu-devel] [PATCH 03/27] savevm: Factorize ram globals reset in its own function Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 04/27] add a version number to ram_list Juan Quintela
2012-07-25 23:27   ` Michael Roth
2012-07-26  9:19     ` Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 05/27] protect the ramlist with a separate mutex Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 06/27] ram: introduce migration_bitmap_set_dirty() Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 07/27] ram: Introduce migration_bitmap_test_and_reset_dirty() Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 08/27] ram: Export last_ram_offset() Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 09/27] ram: introduce migration_bitmap_sync() Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 10/27] Separate migration bitmap Juan Quintela
2012-07-25  9:16   ` Avi Kivity
2012-07-26  9:22     ` Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 11/27] BufferedFile: append, then flush Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 12/27] buffered_file: rename opaque to migration_state Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 13/27] buffered_file: opaque is MigrationState Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 14/27] buffered_file: unfold migrate_fd_put_buffer Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 15/27] buffered_file: unfold migrate_fd_put_ready Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 16/27] buffered_file: unfold migrate_fd_put_buffer Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 17/27] " Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 18/27] buffered_file: We can access directly to bandwidth_limit Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 19/27] buffered_file: Move from using a timer to use a thread Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 20/27] migration: make qemu_fopen_ops_buffered() return void Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 21/27] migration: stop all cpus correctly Juan Quintela
2012-07-26 12:54   ` Eric Blake
2012-07-24 18:36 ` [Qemu-devel] [PATCH 22/27] migration: make writes blocking Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 23/27] migration: remove unfreeze logic Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 24/27] migration: take finer locking Juan Quintela
2012-07-24 18:36 ` Juan Quintela [this message]
2012-07-24 18:36 ` [Qemu-devel] [PATCH 26/27] buffered_file: don't flush on put buffer Juan Quintela
2012-07-24 18:36 ` [Qemu-devel] [PATCH 27/27] buffered_file: unfold buffered_append in buffered_put_buffer Juan Quintela
2012-07-25  9:55 ` [Qemu-devel] [RFC 00/27] Migration thread (WIP) Orit Wasserman
2012-07-26 10:57 ` Jan Kiszka
2012-07-26 11:16   ` Juan Quintela
2012-07-26 11:56     ` Jan Kiszka
     [not found] ` <500EF579.5040607@redhat.com>
2012-07-26 18:41   ` [Qemu-devel] Fwd: " Chegu Vinod
2012-07-26 21:26     ` Chegu Vinod
2012-07-27 11:05       ` Juan Quintela
     [not found]         ` <4168C988EBDF2141B4E0B6475B6A73D1165CDD@G6W2493.americas.hpqcorp.net>
2012-07-27 14:21           ` [Qemu-devel] FW: " Chegu Vinod
2012-07-26 21:36 ` [Qemu-devel] " Michael Roth
2012-08-02 12:01   ` Juan Quintela

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