From: Lei Li <lilei@linux.vnet.ibm.com>
To: qemu-devel@nongnu.org
Cc: pbonzini@redhat.com, mrhines@linux.vnet.ibm.com,
anthony@codemonkey.ws, Lei Li <lilei@linux.vnet.ibm.com>
Subject: [Qemu-devel] [PATCH resend 1/3] savevm: add comments for qemu_file_get_error()
Date: Fri, 23 Aug 2013 21:30:51 +0800 [thread overview]
Message-ID: <1377264653-31031-1-git-send-email-lilei@linux.vnet.ibm.com> (raw)
Add comments for qemu_file_get_error(), as its return value
is not very clear.
Signed-off-by: Lei Li <lilei@linux.vnet.ibm.com>
---
savevm.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/savevm.c b/savevm.c
index 03fc4d9..95a11f9 100644
--- a/savevm.c
+++ b/savevm.c
@@ -566,6 +566,13 @@ QEMUFile *qemu_fopen_ops(void *opaque, const QEMUFileOps *ops)
return f;
}
+/*
+ * Get last error for stream f
+ *
+ * Return negative error value if there has been an error on previous
+ * operations, return 0 if no error happened.
+ *
+ */
int qemu_file_get_error(QEMUFile *f)
{
return f->last_error;
--
1.7.7.6
next reply other threads:[~2013-08-23 13:33 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-23 13:30 Lei Li [this message]
2013-08-23 13:30 ` [Qemu-devel] [PATCH resend 2/3] savevm: fix wrong error set by ram_control_load_hook() Lei Li
2013-08-23 14:18 ` Michael R. Hines
2013-08-23 14:18 ` Michael R. Hines
2013-08-23 13:30 ` [Qemu-devel] [PATCH resend 3/3] arch_init: right return for ram_save_iterate Lei Li
2013-08-26 8:27 ` Paolo Bonzini
2013-08-26 9:22 ` Lei Li
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