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authorKees Cook <keescook@chromium.org>2015-01-26 20:58:35 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2015-01-26 21:37:18 (GMT)
commitd69911a68c865b152a067feaa45e98e6bb0f655b (patch)
tree521455763dbd6c013aa90cb4fa5dc1ce302be5a8 /arch/x86/boot/compressed
parent9879de7373fcfb466ec198293b6ccc1ad7a42dd8 (diff)
downloadlinux-d69911a68c865b152a067feaa45e98e6bb0f655b.tar.xz
x86, build: replace Perl script with Shell script
Commit e6023367d779 ("x86, kaslr: Prevent .bss from overlaping initrd") added Perl to the required build environment. This reimplements in shell the Perl script used to find the size of the kernel with bss and brk added. Signed-off-by: Kees Cook <keescook@chromium.org> Reported-by: Rob Landley <rob@landley.net> Acked-by: Rob Landley <rob@landley.net> Cc: Anca Emanuel <anca.emanuel@gmail.com> Cc: Fengguang Wu <fengguang.wu@intel.com> Cc: Junjie Mao <eternal.n08@gmail.com> Cc: Kees Cook <keescook@chromium.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/boot/compressed')
-rw-r--r--arch/x86/boot/compressed/Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile
index d999398..ad754b4 100644
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -90,7 +90,7 @@ suffix-$(CONFIG_KERNEL_LZO) := lzo
suffix-$(CONFIG_KERNEL_LZ4) := lz4
RUN_SIZE = $(shell $(OBJDUMP) -h vmlinux | \
- perl $(srctree)/arch/x86/tools/calc_run_size.pl)
+ $(CONFIG_SHELL) $(srctree)/arch/x86/tools/calc_run_size.sh)
quiet_cmd_mkpiggy = MKPIGGY $@
cmd_mkpiggy = $(obj)/mkpiggy $< $(RUN_SIZE) > $@ || ( rm -f $@ ; false )