From: ericm <ericm>
Date: Thu, 2 Jun 2005 22:19:36 +0000 (+0000)
Subject: add a sunrpc cache_put patch for testing.
X-Git-Tag: v1_7_100~1221
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=3022a8fa98411106e14e3f473ee6e4b9fc95e477

add a sunrpc cache_put patch for testing.
---

diff --git a/lustre/kernel_patches/patches/linux-2.6.10-fc3-sunrpc_cacheput.patch b/lustre/kernel_patches/patches/linux-2.6.10-fc3-sunrpc_cacheput.patch
new file mode 100644
index 0000000..8848f59
--- /dev/null
+++ b/lustre/kernel_patches/patches/linux-2.6.10-fc3-sunrpc_cacheput.patch
@@ -0,0 +1,22 @@
+--- linux-2.6.10/include/linux/sunrpc/cache.h.orig	2005-06-01 15:05:58.000000000 -0600
++++ linux-2.6.10/include/linux/sunrpc/cache.h	2005-06-01 15:12:06.000000000 -0600
+@@ -264,13 +264,12 @@ static inline struct cache_head  *cache_
+ 
+ static inline int cache_put(struct cache_head *h, struct cache_detail *cd)
+ {
+-	atomic_dec(&h->refcnt);
+-	if (!atomic_read(&h->refcnt) &&
+-	    h->expiry_time < cd->nextcheck)
+-		cd->nextcheck = h->expiry_time;
+-	if (!test_bit(CACHE_HASHED, &h->flags) &&
+-	    !atomic_read(&h->refcnt))
+-		return 1;
++	if (atomic_dec_and_test(&h->refcnt)) {
++		if (h->expiry_time < cd->nextcheck)
++			cd->nextcheck = h->expiry_time;
++		if (!test_bit(CACHE_HASHED, &h->flags))
++			return 1;
++	}
+ 
+ 	return 0;
+ }
diff --git a/lustre/kernel_patches/series/2.6-fc3-uml.series b/lustre/kernel_patches/series/2.6-fc3-uml.series
index 7033c62..ea7fdc6 100644
--- a/lustre/kernel_patches/series/2.6-fc3-uml.series
+++ b/lustre/kernel_patches/series/2.6-fc3-uml.series
@@ -1,4 +1,5 @@
 linux-2.6.10-CITI_NFS4_ALL-1.patch
+linux-2.6.10-fc3-sunrpc_cacheput.patch
 uml-2.6.10-fc3.patch 
 kgdb-ga.patch
 lustre_version.patch
diff --git a/lustre/kernel_patches/series/2.6-fc3.series b/lustre/kernel_patches/series/2.6-fc3.series
index 69a8b18..3819f0e 100644
--- a/lustre/kernel_patches/series/2.6-fc3.series
+++ b/lustre/kernel_patches/series/2.6-fc3.series
@@ -1,4 +1,5 @@
 linux-2.6.10-CITI_NFS4_ALL-1.patch
+linux-2.6.10-fc3-sunrpc_cacheput.patch
 uml-2.6.10-fc3.patch 
 kgdb-ga.patch
 lustre_version.patch