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authorLinus Torvalds <torvalds@linux-foundation.org>2015-01-17 08:01:21 +1300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-01-17 08:01:21 +1300
commitfa818dc4884afb21ba48de773807413bcc0092b8 (patch)
treea8c70c3db7c2a4a8c9add0abe77dec4934ad4b24
parenta2a32cd1d7c3085da129ab6e2060f6afae187176 (diff)
parent0145058c3d30b4319d747f64caa16a9cb15f0581 (diff)
downloadtalos-obmc-linux-fa818dc4884afb21ba48de773807413bcc0092b8.tar.gz
talos-obmc-linux-fa818dc4884afb21ba48de773807413bcc0092b8.zip
Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Will Deacon: - Wire up compat_sys_execveat for compat (AArch32) tasks - Revert 421520ba9829, as this breaks our side of the boot protocol * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: arm64: partially revert "ARM: 8167/1: extend the reserved memory for initrd to be page aligned" arm64: compat: wire up compat_sys_execveat
-rw-r--r--arch/arm64/include/asm/unistd.h2
-rw-r--r--arch/arm64/include/asm/unistd32.h2
-rw-r--r--arch/arm64/mm/init.c8
3 files changed, 4 insertions, 8 deletions
diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h
index b780c6c76eec..23e9432ac112 100644
--- a/arch/arm64/include/asm/unistd.h
+++ b/arch/arm64/include/asm/unistd.h
@@ -44,7 +44,7 @@
#define __ARM_NR_compat_cacheflush (__ARM_NR_COMPAT_BASE+2)
#define __ARM_NR_compat_set_tls (__ARM_NR_COMPAT_BASE+5)
-#define __NR_compat_syscalls 387
+#define __NR_compat_syscalls 388
#endif
#define __ARCH_WANT_SYS_CLONE
diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
index 8893cebcea5b..27224426e0bf 100644
--- a/arch/arm64/include/asm/unistd32.h
+++ b/arch/arm64/include/asm/unistd32.h
@@ -795,3 +795,5 @@ __SYSCALL(__NR_getrandom, sys_getrandom)
__SYSCALL(__NR_memfd_create, sys_memfd_create)
#define __NR_bpf 386
__SYSCALL(__NR_bpf, sys_bpf)
+#define __NR_execveat 387
+__SYSCALL(__NR_execveat, compat_sys_execveat)
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index bac492c12fcc..c95464a33f36 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -335,14 +335,8 @@ static int keep_initrd;
void free_initrd_mem(unsigned long start, unsigned long end)
{
- if (!keep_initrd) {
- if (start == initrd_start)
- start = round_down(start, PAGE_SIZE);
- if (end == initrd_end)
- end = round_up(end, PAGE_SIZE);
-
+ if (!keep_initrd)
free_reserved_area((void *)start, (void *)end, 0, "initrd");
- }
}
static int __init keepinitrd_setup(char *__unused)
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