[PATCH] cifs: Do not use large smb buffers in response path

unless response is larger than 256 bytes.  This cuts more than 1/3 of
the large memory allocations that cifs does and should be a huge help to
memory pressure under stress. 

Signed-off-by: Steve French (sfrench@us.ibm.com)
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 7 insertions, 4 deletions

diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
index efa099165b22..bff2ec6e054a 100644
--- a/fs/cifs/cifs_debug.c
+++ b/fs/cifs/cifs_debug.c
@@ -1,7 +1,7 @@
 /*
  *   fs/cifs_debug.c
  *
- *   Copyright (C) International Business Machines  Corp., 2000,2003
+ *   Copyright (C) International Business Machines  Corp., 2000,2005
  *
  *   Modified by Steve French (sfrench@us.ibm.com)
  *
@@ -92,8 +92,10 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset,
                 length =
                     sprintf(buf,
                             "\n%d) Name: %s  Domain: %s Mounts: %d ServerOS: %s  \n\tServerNOS: %s\tCapabilities: 0x%x\n\tSMB session status: %d\t",
-                                i, ses->serverName, ses->serverDomain, atomic_read(&ses->inUse),
-                                ses->serverOS, ses->serverNOS, ses->capabilities,ses->status);
+                                i, ses->serverName, ses->serverDomain,
+                                atomic_read(&ses->inUse),
+                                ses->serverOS, ses->serverNOS,
+                                ses->capabilities,ses->status);
                 buf += length;
                 if(ses->server) {
                         buf += sprintf(buf, "TCP status: %d\n\tLocal Users To Server: %d SecMode: 0x%x Req Active: %d",
@@ -207,7 +209,8 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
         buf += item_length;      
         item_length = 
                 sprintf(buf,"SMB Request/Response Buffer: %d Pool size: %d\n",
-                        bufAllocCount.counter,cifs_min_rcv + tcpSesAllocCount.counter);
+                        bufAllocCount.counter,
+                        cifs_min_rcv + tcpSesAllocCount.counter);
         length += item_length;
         buf += item_length;
         item_length =