diff options
Diffstat (limited to 'arch/powerpc/lib/locks.c')
-rw-r--r-- | arch/powerpc/lib/locks.c | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/arch/powerpc/lib/locks.c b/arch/powerpc/lib/locks.c index a6ebba56fdd4..bb7cfecf2788 100644 --- a/arch/powerpc/lib/locks.c +++ b/arch/powerpc/lib/locks.c | |||
@@ -19,11 +19,9 @@ | |||
19 | #include <linux/smp.h> | 19 | #include <linux/smp.h> |
20 | 20 | ||
21 | /* waiting for a spinlock... */ | 21 | /* waiting for a spinlock... */ |
22 | #if defined(CONFIG_PPC_SPLPAR) || defined(CONFIG_PPC_ISERIES) | 22 | #if defined(CONFIG_PPC_SPLPAR) |
23 | #include <asm/hvcall.h> | 23 | #include <asm/hvcall.h> |
24 | #include <asm/iseries/hv_call.h> | ||
25 | #include <asm/smp.h> | 24 | #include <asm/smp.h> |
26 | #include <asm/firmware.h> | ||
27 | 25 | ||
28 | void __spin_yield(arch_spinlock_t *lock) | 26 | void __spin_yield(arch_spinlock_t *lock) |
29 | { | 27 | { |
@@ -40,14 +38,8 @@ void __spin_yield(arch_spinlock_t *lock) | |||
40 | rmb(); | 38 | rmb(); |
41 | if (lock->slock != lock_value) | 39 | if (lock->slock != lock_value) |
42 | return; /* something has changed */ | 40 | return; /* something has changed */ |
43 | if (firmware_has_feature(FW_FEATURE_ISERIES)) | 41 | plpar_hcall_norets(H_CONFER, |
44 | HvCall2(HvCallBaseYieldProcessor, HvCall_YieldToProc, | 42 | get_hard_smp_processor_id(holder_cpu), yield_count); |
45 | ((u64)holder_cpu << 32) | yield_count); | ||
46 | #ifdef CONFIG_PPC_SPLPAR | ||
47 | else | ||
48 | plpar_hcall_norets(H_CONFER, | ||
49 | get_hard_smp_processor_id(holder_cpu), yield_count); | ||
50 | #endif | ||
51 | } | 43 | } |
52 | 44 | ||
53 | /* | 45 | /* |
@@ -71,14 +63,8 @@ void __rw_yield(arch_rwlock_t *rw) | |||
71 | rmb(); | 63 | rmb(); |
72 | if (rw->lock != lock_value) | 64 | if (rw->lock != lock_value) |
73 | return; /* something has changed */ | 65 | return; /* something has changed */ |
74 | if (firmware_has_feature(FW_FEATURE_ISERIES)) | 66 | plpar_hcall_norets(H_CONFER, |
75 | HvCall2(HvCallBaseYieldProcessor, HvCall_YieldToProc, | 67 | get_hard_smp_processor_id(holder_cpu), yield_count); |
76 | ((u64)holder_cpu << 32) | yield_count); | ||
77 | #ifdef CONFIG_PPC_SPLPAR | ||
78 | else | ||
79 | plpar_hcall_norets(H_CONFER, | ||
80 | get_hard_smp_processor_id(holder_cpu), yield_count); | ||
81 | #endif | ||
82 | } | 68 | } |
83 | #endif | 69 | #endif |
84 | 70 | ||