From: Nickolai Zeldovich <kolya@mit.edu>
Date: Wed, 23 Jan 2002 07:57:42 +0000 (+0000)
Subject: STABLE12-linux-fix-mmap-write-20020122
X-Git-Tag: openafs-stable-1_2_3~19
X-Git-Url: https://git.michaelhowe.org/gitweb/?a=commitdiff_plain;h=92bd1148126b6b4f4028d4718150b3b3edf5a675;p=packages%2Fo%2Fopenafs.git

STABLE12-linux-fix-mmap-write-20020122


a MAP_SHARED write wasn't being flushed back to the server


(cherry picked from commit 8871da3856f290ea067cf46687dd9a898acf5071)
---

diff --git a/src/afs/LINUX/osi_vm.c b/src/afs/LINUX/osi_vm.c
index 71831dfae..b5e0491f7 100644
--- a/src/afs/LINUX/osi_vm.c
+++ b/src/afs/LINUX/osi_vm.c
@@ -89,7 +89,15 @@ void osi_VM_FSyncInval(struct vcache *avc)
  */
 void osi_VM_StoreAllSegments(struct vcache *avc)
 {
-
+#ifdef AFS_LINUX24_ENV
+    struct inode *ip = (struct inode *) avc;
+   
+    ReleaseWriteLock(&avc->lock);
+    AFS_GUNLOCK();
+    write_inode_now(ip, 1);
+    AFS_GLOCK();
+    ObtainWriteLock(&avc->lock, 121);
+#endif
 }
 
 /* Purge VM for a file when its callback is revoked.