a7b9285033
Alias qemu-system-* man page to qemu.1 (bz #907746) Drop execute bit on service files (bz #963917) Conditionalize KSM service on host virt support (bz #963681) Split out KSM package, make it not pulled in by default
85 lines
2.4 KiB
Diff
85 lines
2.4 KiB
Diff
From d35fb24839d0a0dd18b322ba8d9fbcd0b587819b Mon Sep 17 00:00:00 2001
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From: Paolo Bonzini <pbonzini@redhat.com>
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Date: Fri, 22 Feb 2013 17:36:12 +0100
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Subject: [PATCH] qemu-file: pass errno from qemu_fflush via f->last_error
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This is done by almost all callers of qemu_fflush, move the code
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directly to qemu_fflush.
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Reviewed-by: Orit Wasserman <owasserm@redhat.com>
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Reviewed-by: Juan Quintela <quintela@redhat.com>
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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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Signed-off-by: Juan Quintela <quintela@redhat.com>
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(cherry picked from commit 93bf21044c38134bc7d35577b675d9f2bdcb8419)
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---
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savevm.c | 25 ++++++++++++-------------
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1 file changed, 12 insertions(+), 13 deletions(-)
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diff --git a/savevm.c b/savevm.c
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index 4302903..a681177 100644
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--- a/savevm.c
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+++ b/savevm.c
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@@ -453,13 +453,13 @@ static void qemu_file_set_error(QEMUFile *f, int ret)
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/** Flushes QEMUFile buffer
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*
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*/
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-static int qemu_fflush(QEMUFile *f)
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+static void qemu_fflush(QEMUFile *f)
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{
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int ret = 0;
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- if (!f->ops->put_buffer)
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- return 0;
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-
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+ if (!f->ops->put_buffer) {
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+ return;
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+ }
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if (f->is_write && f->buf_index > 0) {
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ret = f->ops->put_buffer(f->opaque, f->buf, f->buf_offset, f->buf_index);
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if (ret >= 0) {
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@@ -467,7 +467,9 @@ static int qemu_fflush(QEMUFile *f)
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}
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f->buf_index = 0;
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}
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- return ret;
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+ if (ret < 0) {
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+ qemu_file_set_error(f, ret);
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+ }
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}
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static void qemu_fill_buffer(QEMUFile *f)
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@@ -518,7 +520,8 @@ int qemu_get_fd(QEMUFile *f)
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int qemu_fclose(QEMUFile *f)
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{
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int ret;
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- ret = qemu_fflush(f);
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+ qemu_fflush(f);
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+ ret = qemu_file_get_error(f);
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if (f->ops->close) {
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int ret2 = f->ops->close(f->opaque);
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@@ -560,9 +563,8 @@ void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
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buf += l;
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size -= l;
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if (f->buf_index >= IO_BUF_SIZE) {
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- int ret = qemu_fflush(f);
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- if (ret < 0) {
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- qemu_file_set_error(f, ret);
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+ qemu_fflush(f);
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+ if (qemu_file_get_error(f)) {
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break;
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}
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}
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@@ -584,10 +586,7 @@ void qemu_put_byte(QEMUFile *f, int v)
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f->buf[f->buf_index++] = v;
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f->is_write = 1;
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if (f->buf_index >= IO_BUF_SIZE) {
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- int ret = qemu_fflush(f);
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- if (ret < 0) {
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- qemu_file_set_error(f, ret);
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- }
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+ qemu_fflush(f);
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}
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}
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