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Subject[PATCH] correct cached statistics
Hi,

it seems a small change from the blockdev-in-pagecache changes
has crept into 2.4.13-ac, the following patch backs out that
change and should make the cached stats correct again.

Please apply for the next one.

thanks,

Rik
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--- 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.
@@ -184,7 +184,7 @@
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_dirty_pages),
-
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