From: Andrew Deason <adeason@sinenomine.net>
Date: Mon, 20 Dec 2010 16:05:46 +0000 (-0500)
Subject: LINUX24: Define afs_linux_can_bypass
X-Git-Tag: upstream/1.6.0.pre2^2~174
X-Git-Url: https://git.michaelhowe.org/gitweb/?a=commitdiff_plain;h=95b83af1bc2a2c8664128a5923d1f702214f287f;p=packages%2Fo%2Fopenafs.git

LINUX24: Define afs_linux_can_bypass

We call afs_linux_can_bypass, so make sure it exists.

Reviewed-on: http://gerrit.openafs.org/3554
Tested-by: Andrew Deason <adeason@sinenomine.net>
Reviewed-by: Derrick Brashear <shadow@dementia.org>
(cherry picked from commit ad0b390ec5303576cee37fa49bfd2a732b365a83)

Change-Id: Ie31976505170bb01895dfd8734267ab497af901c
Reviewed-on: http://gerrit.openafs.org/3559
Tested-by: Andrew Deason <adeason@sinenomine.net>
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>
---

diff --git a/src/afs/LINUX24/osi_vnodeops.c b/src/afs/LINUX24/osi_vnodeops.c
index fe4a02659..f7f4ca6fd 100644
--- a/src/afs/LINUX24/osi_vnodeops.c
+++ b/src/afs/LINUX24/osi_vnodeops.c
@@ -1516,6 +1516,21 @@ afs_linux_follow_link(struct dentry *dp, struct dentry *basep,
 #endif /* AFS_LINUX24_ENV */
 #endif /* USABLE_KERNEL_PAGE_SYMLINK_CACHE */
 
+static inline int
+afs_linux_can_bypass(struct inode *ip) {
+    switch(cache_bypass_strategy) {
+	case NEVER_BYPASS_CACHE:
+	    return 0;
+	case ALWAYS_BYPASS_CACHE:
+	    return 1;
+	case LARGE_FILES_BYPASS_CACHE:
+	    if(i_size_read(ip) > cache_bypass_threshold)
+		return 1;
+	default:
+	    return 0;
+     }
+}
+
 /* afs_linux_readpage
  * all reads come through here. A strategy-like read call.
  */