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author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-12 02:15:38 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-12 02:15:38 (GMT) |
commit | d3f180ea1a44aecba1b0dab2a253428e77f906bf (patch) | |
tree | 0be6eaf1eb3fd32c934bd070a3d758696f417c93 /arch/powerpc/include/asm/pte-8xx.h | |
parent | 6b00f7efb5303418c231994c91fb8239f5ada260 (diff) | |
parent | a6130ed253a931d2169c26ab0958d81b0dce4d6e (diff) | |
download | linux-d3f180ea1a44aecba1b0dab2a253428e77f906bf.tar.xz |
Merge tag 'powerpc-3.20-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux
Pull powerpc updates from Michael Ellerman:
- Update of all defconfigs
- Addition of a bunch of config options to modernise our defconfigs
- Some PS3 updates from Geoff
- Optimised memcmp for 64 bit from Anton
- Fix for kprobes that allows 'perf probe' to work from Naveen
- Several cxl updates from Ian & Ryan
- Expanded support for the '24x7' PMU from Cody & Sukadev
- Freescale updates from Scott:
"Highlights include 8xx optimizations, some more work on datapath
device tree content, e300 machine check support, t1040 corenet
error reporting, and various cleanups and fixes"
* tag 'powerpc-3.20-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux: (102 commits)
cxl: Add missing return statement after handling AFU errror
cxl: Fail AFU initialisation if an invalid configuration record is found
cxl: Export optional AFU configuration record in sysfs
powerpc/mm: Warn on flushing tlb page in kernel context
powerpc/powernv: Add OPAL soft-poweroff routine
powerpc/perf/hv-24x7: Document sysfs event description entries
powerpc/perf/hv-gpci: add the remaining gpci requests
powerpc/perf/{hv-gpci, hv-common}: generate requests with counters annotated
powerpc/perf/hv-24x7: parse catalog and populate sysfs with events
perf: define EVENT_DEFINE_RANGE_FORMAT_LITE helper
perf: add PMU_EVENT_ATTR_STRING() helper
perf: provide sysfs_show for struct perf_pmu_events_attr
powerpc/kernel: Avoid initializing device-tree pointer twice
powerpc: Remove old compile time disabled syscall tracing code
powerpc/kernel: Make syscall_exit a local label
cxl: Fix device_node reference counting
powerpc/mm: bail out early when flushing TLB page
powerpc: defconfigs: add MTD_SPI_NOR (new dependency for M25P80)
perf/powerpc: reset event hw state when adding it to the PMU
powerpc/qe: Use strlcpy()
...
Diffstat (limited to 'arch/powerpc/include/asm/pte-8xx.h')
-rw-r--r-- | arch/powerpc/include/asm/pte-8xx.h | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/powerpc/include/asm/pte-8xx.h b/arch/powerpc/include/asm/pte-8xx.h index daa4616..eb6edb4 100644 --- a/arch/powerpc/include/asm/pte-8xx.h +++ b/arch/powerpc/include/asm/pte-8xx.h @@ -46,9 +46,9 @@ * require a TLB exception handler change. It is assumed unused bits * are always zero. */ -#define _PAGE_RW 0x0400 /* lsb PP bits, inverted in HW */ +#define _PAGE_RO 0x0400 /* lsb PP bits */ #define _PAGE_USER 0x0800 /* msb PP bits */ -/* set when neither _PAGE_USER nor _PAGE_RW are set */ +/* set when _PAGE_USER is unset and _PAGE_RO is set */ #define _PAGE_KNLRO 0x0200 #define _PMD_PRESENT 0x0001 @@ -62,9 +62,8 @@ #define PTE_ATOMIC_UPDATES 1 /* We need to add _PAGE_SHARED to kernel pages */ -#define _PAGE_KERNEL_RO (_PAGE_SHARED | _PAGE_KNLRO) -#define _PAGE_KERNEL_ROX (_PAGE_EXEC | _PAGE_KNLRO) -#define _PAGE_KERNEL_RW (_PAGE_DIRTY | _PAGE_RW | _PAGE_HWWRITE) +#define _PAGE_KERNEL_RO (_PAGE_SHARED | _PAGE_RO | _PAGE_KNLRO) +#define _PAGE_KERNEL_ROX (_PAGE_EXEC | _PAGE_RO | _PAGE_KNLRO) #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_PTE_8xx_H */ |