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| author | Jason Baron <jbaron@akamai.com> | 2016-08-03 22:46:33 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-08-04 14:50:07 +0200 |
| commit | ddb45306018f6be5661c4f66c12ffbbecf9bcb9f (patch) | |
| tree | 392598614b81a6ad95d211b77f1729d7e251b97f /arch/arm/kernel | |
| parent | tile: support static_key usage in non-module __exit sections (diff) | |
| download | linux-ddb45306018f6be5661c4f66c12ffbbecf9bcb9f.tar.xz linux-ddb45306018f6be5661c4f66c12ffbbecf9bcb9f.zip | |
arm: jump label may reference text in __exit
The jump table can reference text found in an __exit section. Thus,
instead of discarding it at build time, include EXIT_TEXT as part of
__init and it will be released when the system boots.
Link: http://lkml.kernel.org/r/60284113bb759121e8ae3e99af1535647e52123f.1467837322.git.jbaron@akamai.com
Signed-off-by: Jason Baron <jbaron@akamai.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Chris Metcalf <cmetcalf@mellanox.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Joe Perches <joe@perches.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/vmlinux.lds.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index 99420fc1f066..d24e5dd2aa7a 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -44,7 +44,7 @@ #endif #if (defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK)) || \ - defined(CONFIG_GENERIC_BUG) + defined(CONFIG_GENERIC_BUG) || defined(CONFIG_JUMP_LABEL) #define ARM_EXIT_KEEP(x) x #define ARM_EXIT_DISCARD(x) #else |