diff options
| author | Anton Blanchard <anton@samba.org> | 2013-12-16 10:47:54 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-12-30 14:51:09 +1100 |
| commit | a68c33f3592eef63304a5f5ab68466539ccac56c (patch) | |
| tree | 61c8bccbe6ed49b5993eefea013347b7dfa6d435 /arch/powerpc | |
| parent | d084775738b746648d4102337163a04534a02982 (diff) | |
| download | linux-a68c33f3592eef63304a5f5ab68466539ccac56c.tar.bz2 | |
powerpc: Fix endian issues in power7/8 machine check handler
The SLB save area is shared with the hypervisor and is defined
as big endian, so we need to byte swap on little endian builds.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/kernel/mce_power.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/mce_power.c b/arch/powerpc/kernel/mce_power.c index b36e777a734f..27c93f41166f 100644 --- a/arch/powerpc/kernel/mce_power.c +++ b/arch/powerpc/kernel/mce_power.c @@ -50,12 +50,12 @@ static void flush_and_reload_slb(void) if (!slb) return; - n = min_t(u32, slb->persistent, SLB_MIN_SIZE); + n = min_t(u32, be32_to_cpu(slb->persistent), SLB_MIN_SIZE); /* Load up the SLB entries from shadow SLB */ for (i = 0; i < n; i++) { - unsigned long rb = slb->save_area[i].esid; - unsigned long rs = slb->save_area[i].vsid; + unsigned long rb = be64_to_cpu(slb->save_area[i].esid); + unsigned long rs = be64_to_cpu(slb->save_area[i].vsid); rb = (rb & ~0xFFFul) | i; asm volatile("slbmte %0,%1" : : "r" (rs), "r" (rb)); |