xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

powerpc: Fix little endian lppaca, slb_shadow and dtl_entry

Browse Source 
The lppaca, slb_shadow and dtl_entry hypervisor structures are
big endian, so we have to byte swap them in little endian builds.

LE KVM hosts will also need to be fixed but for now add an #error
to remind us.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Anton Blanchard
2013-08-07 02:01:46 +10:00
committed by Benjamin Herrenschmidt
parent c72cd555e8
commit 7ffcf8ec26
15 changed files with 65 additions and 32 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
arch/powerpc/include/asm/ppc_asm.h
View File

@@ -54,7 +54,8 @@ BEGIN_FW_FTR_SECTION; \
/* from user - see if there are any DTL entries to process */ \
ld r10,PACALPPACAPTR(r13); /* get ptr to VPA */ \
ld r11,PACA_DTL_RIDX(r13); /* get log read index */ \
ld r10,LPPACA_DTLIDX(r10); /* get log write index */ \
addi r10,r10,LPPACA_DTLIDX; \
LDX_BE r10,0,r10; /* get log write index */ \
cmpd cr1,r11,r10; \
beq+ cr1,33f; \
bl .accumulate_stolen_time; \