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* [Qemu-devel] [PATCH] Fix a compilation error in xen-mapcache.c
@ 2011-07-26 14:33 Stefan Berger
  2011-07-26 14:38 ` Peter Maydell
  2011-07-29 14:38 ` Anthony Liguori
  0 siblings, 2 replies; 4+ messages in thread
From: Stefan Berger @ 2011-07-26 14:33 UTC (permalink / raw)
  To: aliguori, qemu-trivial; +Cc: qemu-devel@nongnu.org

This patch fixes a compilation error in xen-mapcache.c .

/home/stefanb/qemu/qemu-git/xen-mapcache.c: In function ‘xen_ram_addr_from_mapcache’:
/home/stefanb/qemu/qemu-git/xen-mapcache.c:240:42: error: variable ‘pentry’ set but not used [-Werror=unused-but-set-variable]
cc1: all warnings being treated as errors

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>

---
 xen-mapcache.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Index: qemu-git/xen-mapcache.c
===================================================================
--- qemu-git.orig/xen-mapcache.c
+++ qemu-git/xen-mapcache.c
@@ -237,7 +237,7 @@ uint8_t *xen_map_cache(target_phys_addr_
 
 ram_addr_t xen_ram_addr_from_mapcache(void *ptr)
 {
-    MapCacheEntry *entry = NULL, *pentry = NULL;
+    MapCacheEntry *entry = NULL;
     MapCacheRev *reventry;
     target_phys_addr_t paddr_index;
     target_phys_addr_t size;
@@ -263,7 +263,6 @@ ram_addr_t xen_ram_addr_from_mapcache(vo
 
     entry = &mapcache->entry[paddr_index % mapcache->nr_buckets];
     while (entry && (entry->paddr_index != paddr_index || entry->size != size)) {
-        pentry = entry;
         entry = entry->next;
     }
     if (!entry) {

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [Qemu-devel] [PATCH] Fix a compilation error in xen-mapcache.c
  2011-07-26 14:33 [Qemu-devel] [PATCH] Fix a compilation error in xen-mapcache.c Stefan Berger
@ 2011-07-26 14:38 ` Peter Maydell
  2011-07-26 14:45   ` Stefan Berger
  2011-07-29 14:38 ` Anthony Liguori
  1 sibling, 1 reply; 4+ messages in thread
From: Peter Maydell @ 2011-07-26 14:38 UTC (permalink / raw)
  To: Stefan Berger; +Cc: qemu-trivial, aliguori, qemu-devel@nongnu.org

On 26 July 2011 15:33, Stefan Berger <stefanb@linux.vnet.ibm.com> wrote:
> This patch fixes a compilation error in xen-mapcache.c .
>
> /home/stefanb/qemu/qemu-git/xen-mapcache.c: In function ‘xen_ram_addr_from_mapcache’:
> /home/stefanb/qemu/qemu-git/xen-mapcache.c:240:42: error: variable ‘pentry’ set but not used [-Werror=unused-but-set-variable]
> cc1: all warnings being treated as errors

Juan posted a fix for this back on the 11th:

http://patchwork.ozlabs.org/patch/104254/

-- PMM

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [Qemu-devel] [PATCH] Fix a compilation error in xen-mapcache.c
  2011-07-26 14:38 ` Peter Maydell
@ 2011-07-26 14:45   ` Stefan Berger
  0 siblings, 0 replies; 4+ messages in thread
From: Stefan Berger @ 2011-07-26 14:45 UTC (permalink / raw)
  To: Peter Maydell; +Cc: qemu-trivial, aliguori, qemu-devel@nongnu.org

On 07/26/2011 10:38 AM, Peter Maydell wrote:
> On 26 July 2011 15:33, Stefan Berger<stefanb@linux.vnet.ibm.com>  wrote:
>> This patch fixes a compilation error in xen-mapcache.c .
>>
>> /home/stefanb/qemu/qemu-git/xen-mapcache.c: In function ‘xen_ram_addr_from_mapcache’:
>> /home/stefanb/qemu/qemu-git/xen-mapcache.c:240:42: error: variable ‘pentry’ set but not used [-Werror=unused-but-set-variable]
>> cc1: all warnings being treated as errors
> Juan posted a fix for this back on the 11th:
>
> http://patchwork.ozlabs.org/patch/104254/
>
Then I can only emphasize the importance of this patch.

   Stefan

> -- PMM

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [Qemu-devel] [PATCH] Fix a compilation error in xen-mapcache.c
  2011-07-26 14:33 [Qemu-devel] [PATCH] Fix a compilation error in xen-mapcache.c Stefan Berger
  2011-07-26 14:38 ` Peter Maydell
@ 2011-07-29 14:38 ` Anthony Liguori
  1 sibling, 0 replies; 4+ messages in thread
From: Anthony Liguori @ 2011-07-29 14:38 UTC (permalink / raw)
  To: Stefan Berger; +Cc: qemu-trivial, qemu-devel@nongnu.org

On 07/26/2011 09:33 AM, Stefan Berger wrote:
> This patch fixes a compilation error in xen-mapcache.c .
>
> /home/stefanb/qemu/qemu-git/xen-mapcache.c: In function ‘xen_ram_addr_from_mapcache’:
> /home/stefanb/qemu/qemu-git/xen-mapcache.c:240:42: error: variable ‘pentry’ set but not used [-Werror=unused-but-set-variable]
> cc1: all warnings being treated as errors
>
> Signed-off-by: Stefan Berger<stefanb@linux.vnet.ibm.com>

Applied.  Thanks.

Regards,

Anthony Liguori

>
> ---
>   xen-mapcache.c |    3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
>
> Index: qemu-git/xen-mapcache.c
> ===================================================================
> --- qemu-git.orig/xen-mapcache.c
> +++ qemu-git/xen-mapcache.c
> @@ -237,7 +237,7 @@ uint8_t *xen_map_cache(target_phys_addr_
>
>   ram_addr_t xen_ram_addr_from_mapcache(void *ptr)
>   {
> -    MapCacheEntry *entry = NULL, *pentry = NULL;
> +    MapCacheEntry *entry = NULL;
>       MapCacheRev *reventry;
>       target_phys_addr_t paddr_index;
>       target_phys_addr_t size;
> @@ -263,7 +263,6 @@ ram_addr_t xen_ram_addr_from_mapcache(vo
>
>       entry =&mapcache->entry[paddr_index % mapcache->nr_buckets];
>       while (entry&&  (entry->paddr_index != paddr_index || entry->size != size)) {
> -        pentry = entry;
>           entry = entry->next;
>       }
>       if (!entry) {
>
>
>

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2011-07-29 14:38 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2011-07-26 14:33 [Qemu-devel] [PATCH] Fix a compilation error in xen-mapcache.c Stefan Berger
2011-07-26 14:38 ` Peter Maydell
2011-07-26 14:45   ` Stefan Berger
2011-07-29 14:38 ` Anthony Liguori

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