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arm64/build: Use common DISCARDS in linker script

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Use the common DISCARDS rule for the linker script in an effort to
regularize the linker script to prepare for warning on orphaned
sections. Additionally clean up left-over no-op macros.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20200821194310.3089815-12-keescook@chromium.org
This commit is contained in:
Kees Cook 2020-08-21 12:42:52 -07:00 committed by Ingo Molnar
parent 6e0a66d10c
commit 2883352bf8
1 changed files with 2 additions and 3 deletions
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5
arch/arm64/kernel/vmlinux.lds.S
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@ -6,6 +6,7 @@
*/
#define RO_EXCEPTION_TABLE_ALIGN 8
#define RUNTIME_DISCARD_EXIT
#include <asm-generic/vmlinux.lds.h>
#include <asm/cache.h>
@ -88,10 +89,8 @@ SECTIONS
* matching the same input section name. There is no documented
* order of matching.
*/
DISCARDS
/DISCARD/ : {
EXIT_CALL
*(.discard)
*(.discard.*)
*(.interp .dynamic)
*(.dynsym .dynstr .hash .gnu.hash)
}