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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-15 09:51:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-15 09:51:09 -0700
commit723e9db7a46e328527cc3da2b478b831184fe828 (patch)
treecdeda255633057dcb4c84097bed27b2bbf76970f /arch/powerpc/kernel/vdso.c
parentada3fa15057205b7d3f727bba5cd26b5912e350f (diff)
parentd331d8305cba713605854aab63a000fb892353a7 (diff)
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (134 commits) powerpc/nvram: Enable use Generic NVRAM driver for different size chips powerpc/iseries: Fix oops reading from /proc/iSeries/mf/*/cmdline powerpc/ps3: Workaround for flash memory I/O error powerpc/booke: Don't set DABR on 64-bit BookE, use DAC1 instead powerpc/perf_counters: Reduce stack usage of power_check_constraints powerpc: Fix bug where perf_counters breaks oprofile powerpc/85xx: Fix SMP compile error and allow NULL for smp_ops powerpc/irq: Improve nanodoc powerpc: Fix some late PowerMac G5 with PCIe ATI graphics powerpc/fsl-booke: Use HW PTE format if CONFIG_PTE_64BIT powerpc/book3e: Add missing page sizes powerpc/pseries: Fix to handle slb resize across migration powerpc/powermac: Thermal control turns system off too eagerly powerpc/pci: Merge ppc32 and ppc64 versions of phb_scan() powerpc/405ex: support cuImage via included dtb powerpc/405ex: provide necessary fixup function to support cuImage powerpc/40x: Add support for the ESTeem 195E (PPC405EP) SBC powerpc/44x: Add Eiger AMCC (AppliedMicro) PPC460SX evaluation board support. powerpc/44x: Update Arches defconfig powerpc/44x: Update Arches dts ... Fix up conflicts in drivers/char/agp/uninorth-agp.c
Diffstat (limited to 'arch/powerpc/kernel/vdso.c')
-rw-r--r--arch/powerpc/kernel/vdso.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index ad06d5c75b1..a0abce251d0 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -203,7 +203,12 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
} else {
vdso_pagelist = vdso64_pagelist;
vdso_pages = vdso64_pages;
- vdso_base = VDSO64_MBASE;
+ /*
+ * On 64bit we don't have a preferred map address. This
+ * allows get_unmapped_area to find an area near other mmaps
+ * and most likely share a SLB entry.
+ */
+ vdso_base = 0;
}
#else
vdso_pagelist = vdso32_pagelist;