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Groups > linux.kernel > #1406352
| From | Robin Murphy <robin.murphy@arm.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/3] ARM: Remove orphaned __addr_ok() definition |
| Date | 2016-05-24 20:10 +0200 |
| Message-ID | <rCoWf-6FE-55@gated-at.bofh.it> (permalink) |
| References | <rCoWd-6FE-15@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Since commit 8c56cc8be5b3 ("ARM: 7449/1: use generic strnlen_user and
strncpy_from_user functions"), the definition of __addr_ok() has been
languishing unused; eradicate the sucker.
CC: Russell King <linux@armlinux.org.uk>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
---
arch/arm/include/asm/uaccess.h | 8 --------
1 file changed, 8 deletions(-)
diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h
index 35c9db857ebe..7badc3e55109 100644
--- a/arch/arm/include/asm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -104,14 +104,6 @@ static inline void set_fs(mm_segment_t fs)
#define segment_eq(a, b) ((a) == (b))
-#define __addr_ok(addr) ({ \
- unsigned long flag; \
- __asm__("cmp %2, %0; movlo %0, #0" \
- : "=&r" (flag) \
- : "0" (current_thread_info()->addr_limit), "r" (addr) \
- : "cc"); \
- (flag == 0); })
-
/* We use 33-bit arithmetic here... */
#define __range_ok(addr, size) ({ \
unsigned long flag, roksum; \
--
2.8.1.dirty
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[PATCH 1/3] arm64: Remove orphaned __addr_ok() definition Robin Murphy <robin.murphy@arm.com> - 2016-05-24 20:10 +0200 [PATCH 2/3] ARM: Remove orphaned __addr_ok() definition Robin Murphy <robin.murphy@arm.com> - 2016-05-24 20:10 +0200 [PATCH 3/3] openrisc: Remove orphaned __addr_ok() definition Robin Murphy <robin.murphy@arm.com> - 2016-05-24 20:10 +0200
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