From: Chris Dearman <[EMAIL PROTECTED]>
When checking for the swap header try byteswapping the endianess dependent
fields to allow the swap partition to be shared between big & little endian
systems.
Signed-off-by: Chris Dearman <[EMAIL PROTECTED]>
Signed-off-by: Ralf Baechle <[EMAIL PROTECTED]>
mm/swapfile.c | 8 ++++++++
1 file changed, 8 insertions(+)
Index: linux-queue/mm/swapfile.c
===================================================================
--- linux-queue.orig/mm/swapfile.c
+++ linux-queue/mm/swapfile.c
@@ -1551,6 +1551,14 @@ asmlinkage long sys_swapon(const char __
error = -EINVAL;
goto bad_swap;
case 2:
+ /* swap partition endianess hack... */
+ if (swab32(swap_header->info.version) == 1) {
+ swab32s(&swap_header->info.version);
+ swab32s(&swap_header->info.last_page);
+ swab32s(&swap_header->info.nr_badpages);
+ for (i = 0; i < swap_header->info.nr_badpages; i++)
+ swab32s(&swap_header->info.badpages[i]);
+ }
/* Check the swap header's sub-version and the size of
the swap file and bad block lists */
if (swap_header->info.version != 1) {
--
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