cbb547903c
Patches-by: Dietmar Maurer <dietmar@proxmox.com> Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
36 lines
982 B
Diff
36 lines
982 B
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Dietmar Maurer <dietmar@proxmox.com>
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Date: Tue, 22 Oct 2019 12:48:19 +0200
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Subject: [PATCH] vma_writer_close: avoid call to aio_poll (acquire flush_lock
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instead)
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Signed-off-by: Dietmar Maurer <dietmar@proxmox.com>
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---
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vma-writer.c | 6 +++---
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1 file changed, 3 insertions(+), 3 deletions(-)
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diff --git a/vma-writer.c b/vma-writer.c
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index b163fa2d3a..fe86b18a60 100644
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--- a/vma-writer.c
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+++ b/vma-writer.c
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@@ -705,9 +705,7 @@ int vma_writer_close(VmaWriter *vmaw, Error **errp)
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int i;
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- while (vmaw->co_writer) {
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- aio_poll(qemu_get_aio_context(), true);
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- }
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+ qemu_co_mutex_lock(&vmaw->flush_lock); // wait for pending writes
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assert(vmaw->co_writer == NULL);
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@@ -748,6 +746,8 @@ int vma_writer_close(VmaWriter *vmaw, Error **errp)
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error_setg(errp, "%s", vmaw->errmsg);
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}
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+ qemu_co_mutex_unlock(&vmaw->flush_lock);
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+
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return vmaw->status;
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}
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