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authorPeter Zijlstra <peterz@infradead.org>2023-05-31 15:08:44 +0200
committerPeter Zijlstra <peterz@infradead.org>2023-06-05 09:36:39 +0200
commitfebe950dbfb464799beb0339cc6fb10699f4a5da (patch)
tree96098a18fcc97b277a828e837409f68f4917a88f /include/asm-generic/percpu.h
parentslub: Replace cmpxchg_double() (diff)
downloadlinux-febe950dbfb464799beb0339cc6fb10699f4a5da.tar.xz
linux-febe950dbfb464799beb0339cc6fb10699f4a5da.zip
arch: Remove cmpxchg_double
No moar users, remove the monster. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Mark Rutland <mark.rutland@arm.com> Acked-by: Heiko Carstens <hca@linux.ibm.com> Tested-by: Mark Rutland <mark.rutland@arm.com> Link: https://lore.kernel.org/r/20230531132323.991907085@infradead.org
Diffstat (limited to 'include/asm-generic/percpu.h')
-rw-r--r--include/asm-generic/percpu.h58
1 files changed, 0 insertions, 58 deletions
diff --git a/include/asm-generic/percpu.h b/include/asm-generic/percpu.h
index 5c66e4496289..68c410e85cd7 100644
--- a/include/asm-generic/percpu.h
+++ b/include/asm-generic/percpu.h
@@ -120,19 +120,6 @@ do { \
__old; \
})
-#define raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \
-({ \
- typeof(pcp1) *__p1 = raw_cpu_ptr(&(pcp1)); \
- typeof(pcp2) *__p2 = raw_cpu_ptr(&(pcp2)); \
- int __ret = 0; \
- if (*__p1 == (oval1) && *__p2 == (oval2)) { \
- *__p1 = nval1; \
- *__p2 = nval2; \
- __ret = 1; \
- } \
- (__ret); \
-})
-
#define __this_cpu_generic_read_nopreempt(pcp) \
({ \
typeof(pcp) ___ret; \
@@ -211,17 +198,6 @@ do { \
__ret; \
})
-#define this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \
-({ \
- int __ret; \
- unsigned long __flags; \
- raw_local_irq_save(__flags); \
- __ret = raw_cpu_generic_cmpxchg_double(pcp1, pcp2, \
- oval1, oval2, nval1, nval2); \
- raw_local_irq_restore(__flags); \
- __ret; \
-})
-
#ifndef raw_cpu_read_1
#define raw_cpu_read_1(pcp) raw_cpu_generic_read(pcp)
#endif
@@ -395,23 +371,6 @@ do { \
raw_cpu_generic_cmpxchg(pcp, oval, nval)
#endif
-#ifndef raw_cpu_cmpxchg_double_1
-#define raw_cpu_cmpxchg_double_1(pcp1, pcp2, oval1, oval2, nval1, nval2) \
- raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
-#endif
-#ifndef raw_cpu_cmpxchg_double_2
-#define raw_cpu_cmpxchg_double_2(pcp1, pcp2, oval1, oval2, nval1, nval2) \
- raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
-#endif
-#ifndef raw_cpu_cmpxchg_double_4
-#define raw_cpu_cmpxchg_double_4(pcp1, pcp2, oval1, oval2, nval1, nval2) \
- raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
-#endif
-#ifndef raw_cpu_cmpxchg_double_8
-#define raw_cpu_cmpxchg_double_8(pcp1, pcp2, oval1, oval2, nval1, nval2) \
- raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
-#endif
-
#ifndef this_cpu_read_1
#define this_cpu_read_1(pcp) this_cpu_generic_read(pcp)
#endif
@@ -585,21 +544,4 @@ do { \
this_cpu_generic_cmpxchg(pcp, oval, nval)
#endif
-#ifndef this_cpu_cmpxchg_double_1
-#define this_cpu_cmpxchg_double_1(pcp1, pcp2, oval1, oval2, nval1, nval2) \
- this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
-#endif
-#ifndef this_cpu_cmpxchg_double_2
-#define this_cpu_cmpxchg_double_2(pcp1, pcp2, oval1, oval2, nval1, nval2) \
- this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
-#endif
-#ifndef this_cpu_cmpxchg_double_4
-#define this_cpu_cmpxchg_double_4(pcp1, pcp2, oval1, oval2, nval1, nval2) \
- this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
-#endif
-#ifndef this_cpu_cmpxchg_double_8
-#define this_cpu_cmpxchg_double_8(pcp1, pcp2, oval1, oval2, nval1, nval2) \
- this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
-#endif
-
#endif /* _ASM_GENERIC_PERCPU_H_ */