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authorJames Bottomley <James.Bottomley@HansenPartnership.com>2009-06-12 10:02:03 -0500
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2009-06-12 10:02:03 -0500
commit82681a318f9f028ea64e61f24bbd9ac535531921 (patch)
tree529b6a5b4fd040fb54b7672b1a224ebd47445876 /arch/arm/kernel/elf.c
parent3860c97bd60a4525bb62eb90e3e7d2f02662ac59 (diff)
parent8ebf975608aaebd7feb33d77f07ba21a6380e086 (diff)
[SCSI] Merge branch 'linus'
Conflicts: drivers/message/fusion/mptsas.c fixed up conflict between req->data_len accessors and mptsas driver updates. Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'arch/arm/kernel/elf.c')
-rw-r--r--arch/arm/kernel/elf.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/kernel/elf.c b/arch/arm/kernel/elf.c
index d4a0da1e48f..950391f194c 100644
--- a/arch/arm/kernel/elf.c
+++ b/arch/arm/kernel/elf.c
@@ -78,6 +78,15 @@ int arm_elf_read_implies_exec(const struct elf32_hdr *x, int executable_stack)
return 1;
if (cpu_architecture() < CPU_ARCH_ARMv6)
return 1;
+#if !defined(CONFIG_AEABI) || defined(CONFIG_OABI_COMPAT)
+ /*
+ * If we have support for OABI programs, we can never allow NX
+ * support - our signal syscall restart mechanism relies upon
+ * being able to execute code placed on the user stack.
+ */
+ return 1;
+#else
return 0;
+#endif
}
EXPORT_SYMBOL(arm_elf_read_implies_exec);