diff options
| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2021-06-04 09:57:36 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-06-25 00:07:10 +1000 |
| commit | 56afad885228902d090558a0b1cf75e9809e831d (patch) | |
| tree | 0640da3a8609a6a21a74e3d810d2de36e0d5e02b /arch/powerpc/kernel/head_book3s_32.S | |
| parent | 6ca6512c716afd6e37281372c4c35aa6afd71d10 (diff) | |
powerpc: Remove klimit
klimit is a global variable initialised at build time with the
value of _end.
This variable is never modified, so _end symbol can be used directly.
Remove klimit.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Reviewed-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/9fa9ba6807c17f93f35a582c199c646c4a8bfd9c.1622800638.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/kernel/head_book3s_32.S')
| -rw-r--r-- | arch/powerpc/kernel/head_book3s_32.S | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/powerpc/kernel/head_book3s_32.S b/arch/powerpc/kernel/head_book3s_32.S index e8d861e48c25..764edd860ed4 100644 --- a/arch/powerpc/kernel/head_book3s_32.S +++ b/arch/powerpc/kernel/head_book3s_32.S @@ -766,9 +766,6 @@ PerformanceMonitor: * the kernel image to physical address PHYSICAL_START. */ relocate_kernel: - addis r9,r26,klimit@ha /* fetch klimit */ - lwz r25,klimit@l(r9) - addis r25,r25,-KERNELBASE@h lis r3,PHYSICAL_START@h /* Destination base address */ li r6,0 /* Destination offset */ li r5,0x4000 /* # bytes of memory to copy */ @@ -776,7 +773,8 @@ relocate_kernel: addi r0,r3,4f@l /* jump to the address of 4f */ mtctr r0 /* in copy and do the rest. */ bctr /* jump to the copy */ -4: mr r5,r25 +4: lis r5,_end-KERNELBASE@h + ori r5,r5,_end-KERNELBASE@l bl copy_and_flush /* copy the rest */ b turn_on_mmu |