[infiniband-diags] [1/3] make libibnetdisc default behavior to overwrite a cache

[infiniband-diags] [1/3] make libibnetdisc default behavior to overwrite a cache

[Al Chu]

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Hey Sasha,

As discussed in a previous thread, this patch makes the default caching
behavior in libibnetdisc to overwrite a previous cache.

Al

-- 
Albert Chu
chu11-i2BcT+NCU+M@public.gmane.org
Computer Scientist
High Performance Systems Division
Lawrence Livermore National Laboratory

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From: Albert Chu <chu11-i2BcT+NCU+M@public.gmane.org>
Subject: [PATCH] make libibnetdisc default behavior to overwrite a cache
Date: Mon, 19 Apr 2010 10:52:14 -0700
Message-ID: <1271702059.17987.211.camel-X2zTWyBD0EhliZ7u+bvwcg@public.gmane.org>


Signed-off-by: Albert Chu <chu11-i2BcT+NCU+M@public.gmane.org>
---
 .../libibnetdisc/src/ibnetdisc_cache.c             |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/infiniband-diags/libibnetdisc/src/ibnetdisc_cache.c b/infiniband-diags/libibnetdisc/src/ibnetdisc_cache.c
index 5acb8f6..e05ce99 100644
--- a/infiniband-diags/libibnetdisc/src/ibnetdisc_cache.c
+++ b/infiniband-diags/libibnetdisc/src/ibnetdisc_cache.c
@@ -889,8 +889,11 @@ int ibnd_cache_fabric(ibnd_fabric_t * fabric, const char *file,
 	}
 
 	if (!stat(file, &statbuf)) {
-		IBND_DEBUG("file '%s' already exists\n", file);
-		return -1;
+		if (unlink(file) < 0) {
+			IBND_DEBUG("error removing '%s': %s\n",
+				   file, strerror(errno));
+			return -1;
+		}
 	}
 
 	if ((fd = open(file, O_CREAT | O_EXCL | O_WRONLY, 0644)) < 0) {
-- 
1.5.4.5

Re: [infiniband-diags] [1/3] make libibnetdisc default behavior to overwrite a cache

[Sasha Khapyorsky]

On 11:43 Mon 19 Apr     , Al Chu wrote:
> Hey Sasha,
> 
> As discussed in a previous thread, this patch makes the default caching
> behavior in libibnetdisc to overwrite a previous cache.
> 
> Al
> 
> -- 
> Albert Chu
> chu11-i2BcT+NCU+M@public.gmane.org
> Computer Scientist
> High Performance Systems Division
> Lawrence Livermore National Laboratory

> Date: Mon, 19 Apr 2010 10:52:14 -0700
> From: Albert Chu <chu11-i2BcT+NCU+M@public.gmane.org>
> Subject: [PATCH] make libibnetdisc default behavior to overwrite a cache
> Message-Id: <1271702059.17987.211.camel-X2zTWyBD0EhliZ7u+bvwcg@public.gmane.org>
> Mime-Version: 1.0
> Content-Transfer-Encoding: 7bit
> 
> 
> Signed-off-by: Albert Chu <chu11-i2BcT+NCU+M@public.gmane.org>

All three applied.

Sasha
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