From: Olaf Hering <olaf@aepfle.de>
To: xen-devel@lists.xensource.com
Subject: [PATCH 19 of 22] xenpaging: add helper function for unlinking pagefile
Date: Fri, 10 Jun 2011 11:13:08 +0200 [thread overview]
Message-ID: <c375ced18c763dd7dceb.1307697188@probook.site> (raw)
In-Reply-To: <patchbomb.1307697169@probook.site>
# HG changeset patch
# User Olaf Hering <olaf@aepfle.de>
# Date 1307695645 -7200
# Node ID c375ced18c763dd7dcebfdc923f1d5154656b578
# Parent 3d8e65d22c13aeebe3f1e25e2dd9724c3efcf8d6
xenpaging: add helper function for unlinking pagefile
Unlink pagefile in the signal handler and also in the exit path.
This does not leave a stale pagefile if an error occoured.
Signed-off-by: Olaf Hering <olaf@aepfle.de>
diff -r 3d8e65d22c13 -r c375ced18c76 tools/xenpaging/xenpaging.c
--- a/tools/xenpaging/xenpaging.c Fri Jun 10 10:47:24 2011 +0200
+++ b/tools/xenpaging/xenpaging.c Fri Jun 10 10:47:25 2011 +0200
@@ -41,11 +41,20 @@
static char filename[80];
static int interrupted;
+
+static void unlink_pagefile(void)
+{
+ if ( filename[0] )
+ {
+ unlink(filename);
+ filename[0] = '\0';
+ }
+}
+
static void close_handler(int sig)
{
interrupted = sig;
- if ( filename[0] )
- unlink(filename);
+ unlink_pagefile();
}
static int xenpaging_mem_paging_flush_ioemu_cache(xenpaging_t *paging)
@@ -716,6 +725,7 @@ int main(int argc, char *argv[])
out:
close(fd);
+ unlink_pagefile();
free(victims);
/* Tear down domain paging */
next prev parent reply other threads:[~2011-06-10 9:13 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-10 9:12 [PATCH 00 of 22] xenpaging and libxc fixes for xen-unstable Olaf Hering
2011-06-10 9:12 ` [PATCH 01 of 22] xenpaging: remove unused spinlock in pager Olaf Hering
2011-06-21 16:24 ` Ian Jackson
2011-06-10 9:12 ` [PATCH 02 of 22] tools: merge several bitop functions into xc_bitops.h Olaf Hering
2011-06-21 16:16 ` Ian Jackson
2011-06-21 16:20 ` Olaf Hering
2011-06-21 16:25 ` Ian Jackson
2011-06-21 17:17 ` Olaf Hering
2011-06-21 17:18 ` Ian Jackson
2011-06-22 14:03 ` Ian Jackson
2011-06-10 9:12 ` [PATCH 03 of 22] xenpaging: add xs_handle to struct xenpaging Olaf Hering
2011-06-14 11:05 ` Ian Campbell
2011-06-20 9:58 ` [PATCH 03 of 22 v2] " Olaf Hering
2011-06-21 13:17 ` Ian Campbell
2011-06-21 15:33 ` [PATCH 03 of 22 v3] " Olaf Hering
2011-06-10 9:12 ` [PATCH 04 of 22] xenpaging: drop xc.c, remove ASSERT Olaf Hering
2011-06-10 9:12 ` [PATCH 05 of 22] xenpaging: drop xc.c, remove xc_platform_info_t Olaf Hering
2011-06-10 9:12 ` [PATCH 06 of 22] xenpaging: drop xc.c, remove xc_wait_for_event Olaf Hering
2011-06-10 9:12 ` [PATCH 07 of 22] xenpaging: drop xc.c, move xc_mem_paging_flush_ioemu_cache Olaf Hering
2011-06-10 9:12 ` [PATCH 08 of 22] xenpaging: drop xc.c, move xc_wait_for_event_or_timeout Olaf Hering
2011-06-10 9:12 ` [PATCH 09 of 22] xenpaging: drop xc.c, remove xc files Olaf Hering
2011-06-10 9:12 ` [PATCH 10 of 22] xenpaging: correct dropping of pages to avoid full ring buffer Olaf Hering
2011-06-10 9:13 ` [PATCH 11 of 22] xenpaging: do not bounce p2mt to xenpaging Olaf Hering
2011-06-13 10:48 ` Tim Deegan
2011-06-20 9:57 ` [PATCH 11 of 22 v2] xenpaging: do not bounce p2mt back to the hypervisor Olaf Hering
2011-06-20 10:36 ` Tim Deegan
2011-06-10 9:13 ` [PATCH 12 of 22] xenpaging: remove srand call Olaf Hering
2011-06-10 9:13 ` [PATCH 13 of 22] xenpaging: remove return values from functions that can not fail Olaf Hering
2011-06-10 9:13 ` [PATCH 14 of 22] xenpaging: catch xc_mem_paging_resume errors Olaf Hering
2011-06-10 9:13 ` [PATCH 15 of 22] xenpaging: remove local domain_id variable Olaf Hering
2011-06-10 9:13 ` [PATCH 16 of 22] xenpaging: move num_pages into xenpaging struct Olaf Hering
2011-06-10 9:13 ` [PATCH 17 of 22] xenpaging: start paging in the middle of gfn range Olaf Hering
2011-06-10 9:13 ` [PATCH 18 of 22] xenpaging: pass integer to xenpaging_populate_page Olaf Hering
2011-06-10 9:13 ` Olaf Hering [this message]
2011-06-10 9:13 ` [PATCH 20 of 22] xenpaging: add watch thread to catch guest shutdown Olaf Hering
2011-06-10 9:13 ` [PATCH 21 of 22] xenpaging: implement stopping of pager by sending SIGTERM/SIGINT Olaf Hering
2011-06-10 9:13 ` [PATCH 22 of 22] xenpaging: remove private mem_event.h Olaf Hering
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