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authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-01-27 17:14:02 +0100
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-01-27 17:14:02 +0100
commit6c02b7b1610f873888af20f291c07730889ff0f9 (patch)
tree1b33e6642cc81605b8d37c0bda0abff0ba64fa2d /arch/powerpc/include/asm/mmu-hash64.h
parentx86: xen: size struct xen_spinlock to always fit in arch_spinlock_t (diff)
parentLinux 3.3-rc1 (diff)
downloadlinux-6c02b7b1610f873888af20f291c07730889ff0f9.tar.xz
linux-6c02b7b1610f873888af20f291c07730889ff0f9.zip
Merge commit 'v3.3-rc1' into stable/for-linus-fixes-3.3
* commit 'v3.3-rc1': (9775 commits) Linux 3.3-rc1 x86, syscall: Need __ARCH_WANT_SYS_IPC for 32 bits qnx4: don't leak ->BitMap on late failure exits qnx4: reduce the insane nesting in qnx4_checkroot() qnx4: di_fname is an array, for crying out loud... KEYS: Permit key_serial() to be called with a const key pointer keys: fix user_defined key sparse messages ima: fix cred sparse warning uml: fix compile for x86-64 MPILIB: Add a missing ENOMEM check tpm: fix (ACPI S3) suspend regression nvme: fix merge error due to change of 'make_request_fn' fn type xen: using EXPORT_SYMBOL requires including export.h gpio: tps65910: Use correct offset for gpio initialization acpi/apei/einj: Add extensions to EINJ from rev 5.0 of acpi spec intel_idle: Split up and provide per CPU initialization func ACPI processor: Remove unneeded variable passed by acpi_processor_hotadd_init V2 tg3: Fix single-vector MSI-X code openvswitch: Fix multipart datapath dumps. ipv6: fix per device IP snmp counters ...
Diffstat (limited to 'arch/powerpc/include/asm/mmu-hash64.h')
-rw-r--r--arch/powerpc/include/asm/mmu-hash64.h7
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h
index db645ec842bd..412ba493cb98 100644
--- a/arch/powerpc/include/asm/mmu-hash64.h
+++ b/arch/powerpc/include/asm/mmu-hash64.h
@@ -312,10 +312,9 @@ extern void slb_set_size(u16 size);
* (i.e. everything above 0xC000000000000000), except the very top
* segment, which simplifies several things.
*
- * - We allow for 15 significant bits of ESID and 20 bits of
- * context for user addresses. i.e. 8T (43 bits) of address space for
- * up to 1M contexts (although the page table structure and context
- * allocation will need changes to take advantage of this).
+ * - We allow for 16 significant bits of ESID and 19 bits of
+ * context for user addresses. i.e. 16T (44 bits) of address space for
+ * up to half a million contexts.
*
* - The scramble function gives robust scattering in the hash
* table (at least based on some initial results). The previous