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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-06-10 03:01:45 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-06-10 03:01:45 +0200 |
| commit | ae75d84f3e29a1832b35cd342ac471bbf30bce4c (patch) | |
| tree | 930825162814ee91e8fa52a871d9b80c5951d6da /arch/powerpc/kernel/entry_64.S | |
| parent | Merge branch 'fixes' of git://git.linaro.org/people/rmk/linux-arm (diff) | |
| parent | powerpc: Partial revert of "Context switch more PMU related SPRs" (diff) | |
| download | linux-ae75d84f3e29a1832b35cd342ac471bbf30bce4c.tar.xz linux-ae75d84f3e29a1832b35cd342ac471bbf30bce4c.zip | |
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
Pull powerpc fixes from Benjamin Herrenschmidt:
"This is purely regressions (though not all recent ones) or stable
material"
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc:
powerpc: Partial revert of "Context switch more PMU related SPRs"
powerpc/perf: Fix deadlock caused by calling printk() in PMU exception
powerpc/hw_breakpoints: Add DABRX cpu feature to fix 32-bit regression
powerpc/power8: Update denormalization handler
powerpc/pseries: Simplify denormalization handler
powerpc/power8: Fix oprofile and perf
powerpc/eeh: Don't check RTAS token to get PE addr
powerpc/pci: Check the bus address instead of resource address in pcibios_fixup_resources
Diffstat (limited to 'arch/powerpc/kernel/entry_64.S')
| -rw-r--r-- | arch/powerpc/kernel/entry_64.S | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index 246b11c4fe7e..8741c854e03d 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -465,20 +465,6 @@ BEGIN_FTR_SECTION std r0, THREAD_EBBHR(r3) mfspr r0, SPRN_EBBRR std r0, THREAD_EBBRR(r3) - - /* PMU registers made user read/(write) by EBB */ - mfspr r0, SPRN_SIAR - std r0, THREAD_SIAR(r3) - mfspr r0, SPRN_SDAR - std r0, THREAD_SDAR(r3) - mfspr r0, SPRN_SIER - std r0, THREAD_SIER(r3) - mfspr r0, SPRN_MMCR0 - std r0, THREAD_MMCR0(r3) - mfspr r0, SPRN_MMCR2 - std r0, THREAD_MMCR2(r3) - mfspr r0, SPRN_MMCRA - std r0, THREAD_MMCRA(r3) END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S) #endif @@ -581,20 +567,6 @@ BEGIN_FTR_SECTION ld r0, THREAD_EBBRR(r4) mtspr SPRN_EBBRR, r0 - /* PMU registers made user read/(write) by EBB */ - ld r0, THREAD_SIAR(r4) - mtspr SPRN_SIAR, r0 - ld r0, THREAD_SDAR(r4) - mtspr SPRN_SDAR, r0 - ld r0, THREAD_SIER(r4) - mtspr SPRN_SIER, r0 - ld r0, THREAD_MMCR0(r4) - mtspr SPRN_MMCR0, r0 - ld r0, THREAD_MMCR2(r4) - mtspr SPRN_MMCR2, r0 - ld r0, THREAD_MMCRA(r4) - mtspr SPRN_MMCRA, r0 - ld r0,THREAD_TAR(r4) mtspr SPRN_TAR,r0 END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S) |