diff options
author | Anton Blanchard <anton@samba.org> | 2011-07-26 18:15:03 (GMT) |
---|---|---|
committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-08-05 04:47:55 (GMT) |
commit | bed9a31527af8ff3dfbad62a1a42815cef4baab7 (patch) | |
tree | 6cb6c846471fe6bad95f43c8d2d30947458166cb /arch/powerpc/platforms/pseries/lpar.c | |
parent | c113a3aee2b68e311f2bc55f70fe56b64c3a476b (diff) | |
download | linux-fsl-qoriq-bed9a31527af8ff3dfbad62a1a42815cef4baab7.tar.xz |
powerpc: pseries: Fix kexec on machines with more than 4TB of RAM
On a box with 8TB of RAM the MMU hashtable is 64GB in size. That
means we have 4G PTEs. pSeries_lpar_hptab_clear was using a signed
int to store the index which will overflow at 2G.
Signed-off-by: Anton Blanchard <anton@samba.org>
Cc: <stable@kernel.org>
Acked-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms/pseries/lpar.c')
-rw-r--r-- | arch/powerpc/platforms/pseries/lpar.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c index f7205d3..225aecf 100644 --- a/arch/powerpc/platforms/pseries/lpar.c +++ b/arch/powerpc/platforms/pseries/lpar.c @@ -204,7 +204,7 @@ static void pSeries_lpar_hptab_clear(void) unsigned long ptel; } ptes[4]; long lpar_rc; - int i, j; + unsigned long i, j; /* Read in batches of 4, * invalidate only valid entries not in the VRMA |