cache acoounting in Linus tree

From: J . A . Magallon (jamagallon@able.es)
Date: Fri Nov 09 2001 - 20:57:22 EST


Hi.

Does Linus' tree need the cache accounting patch ? Listed below. Please,
confirm or deny....

--- linux-2.4.13-ac5/fs/proc/proc_misc.c.blkpg Wed Oct 31 13:09:51 2001
+++ linux-2.4.13-ac5/fs/proc/proc_misc.c Wed Oct 31 13:12:27 2001
@@ -140,7 +140,9 @@
 {
         struct sysinfo i;
         int len;
- int pg_size ;
+ unsigned int cached;
+
+ cached = atomic_read(&page_cache_size) - atomic_read(&shmem_nrpages);

 /*
  * display in kilobytes.
@@ -149,14 +151,12 @@
 #define B(x) ((unsigned long long)(x) << PAGE_SHIFT)
         si_meminfo(&i);
         si_swapinfo(&i);
- pg_size = atomic_read(&page_cache_size) - i.bufferram ;
-
         len = sprintf(page, " total: used: free: shared: buffers: cached:\n"
                 "Mem: %8Lu %8Lu %8Lu %8Lu %8Lu %8Lu\n"
                 "Swap: %8Lu %8Lu %8Lu\n",
                 B(i.totalram), B(i.totalram-i.freeram), B(i.freeram),
                 B(i.sharedram), B(i.bufferram),
- B(pg_size), B(i.totalswap),
+ B(cached), B(i.totalswap),
                 B(i.totalswap-i.freeswap), B(i.freeswap));
         /*
          * Tagged format, for easy grepping and expansion.
@@ -182,7 +182,7 @@
                 K(i.freeram),
                 K(i.sharedram),
                 K(i.bufferram),
- K(pg_size - swapper_space.nrpages),
+ K(cached - swapper_space.nrpages),
                 K(swapper_space.nrpages),
                 K(nr_active_pages),
                 K(nr_inactive_pages),

-- 
J.A. Magallon                           #  Let the source be with you...        
mailto:jamagallon@able.es
Mandrake Linux release 8.2 (Cooker) for i586
Linux werewolf 2.4.15-pre2-beo #1 SMP Sat Nov 10 02:24:33 CET 2001 i686
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This archive was generated by hypermail 2b29 : Thu Nov 15 2001 - 21:00:24 EST