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authorH. Peter Anvin2014-03-25 21:41:36 +0100
committerH. Peter Anvin2014-03-25 21:41:36 +0100
commit26f5ef2e3c3c18f1dc31461ddf1db00b014edcd4 (patch)
tree18828b49781d60cc2ddf3fbd66be430582a1ac69
parentx86, vdso: Fix size of get_unmapped_area() (diff)
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x86, vdso: Actually discard the .discard sections
The .discard/.discard.* sections are used to generate intermediate results for the assembler (effectively "test assembly".) The output is waste and should not be retained. Cc: Stefani Seibold <stefani@seibold.net> Cc: Andy Lutomirski <luto@amacapital.net> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com> Link: http://lkml.kernel.org/n/tip-psizrnant8x3nrhbgvq2vekr@git.kernel.org
-rw-r--r--arch/x86/vdso/vdso-layout.lds.S5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/vdso/vdso-layout.lds.S b/arch/x86/vdso/vdso-layout.lds.S
index c6d0e1bf27a4..2e263f367b13 100644
--- a/arch/x86/vdso/vdso-layout.lds.S
+++ b/arch/x86/vdso/vdso-layout.lds.S
@@ -62,6 +62,11 @@ SECTIONS
. = ALIGN(0x100);
.text : { *(.text*) } :text =0x90909090
+
+ /DISCARD/ : {
+ *(.discard)
+ *(.discard.*)
+ }
}
/*