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/linux/arch/sh/include/asm/
A Dbitops-cas.h22 do old = *a; in set_bit()
23 while (__bo_cas(a, old, old|mask) != old); in set_bit()
34 do old = *a; in clear_bit()
35 while (__bo_cas(a, old, old&~mask) != old); in clear_bit()
46 do old = *a; in change_bit()
47 while (__bo_cas(a, old, old^mask) != old); in change_bit()
58 do old = *a; in test_and_set_bit()
59 while (__bo_cas(a, old, old|mask) != old); in test_and_set_bit()
72 do old = *a; in test_and_clear_bit()
73 while (__bo_cas(a, old, old&~mask) != old); in test_and_clear_bit()
[all …]
A Dspinlock-cas.h17 : "r"(old), "z"(p) in __sl_cas()
54 unsigned old; in arch_read_lock() local
55 do old = rw->lock; in arch_read_lock()
56 while (!old || __sl_cas(&rw->lock, old, old-1) != old); in arch_read_lock()
61 unsigned old; in arch_read_unlock() local
62 do old = rw->lock; in arch_read_unlock()
63 while (__sl_cas(&rw->lock, old, old+1) != old); in arch_read_unlock()
78 unsigned old; in arch_read_trylock() local
79 do old = rw->lock; in arch_read_trylock()
80 while (old && __sl_cas(&rw->lock, old, old-1) != old); in arch_read_trylock()
[all …]
/linux/arch/s390/include/asm/
A Datomic_ops.h70 : [old] "=d" (old), [ptr] "+QS" (*ptr) \
123 : [old] "=d" (old), [new] "=&d" (new), [ptr] "+Q" (*ptr)\
149 : [old] "=d" (old), [new] "=&d" (new), [ptr] "+QS" (*ptr)\
176 : [old] "+d" (old), [ptr] "+Q" (*ptr) in __atomic_cmpxchg()
179 return old; in __atomic_cmpxchg()
186 : [old] "+d" (old), [ptr] "+QS" (*ptr) in __atomic64_cmpxchg()
189 return old; in __atomic64_cmpxchg()
201 : [old] "+d" (old), [ptr] "+Q" (*ptr), "=@cc" (cc) in __atomic_cmpxchg_bool()
213 : [old] "+d" (old), [ptr] "+QS" (*ptr), "=@cc" (cc) in __atomic64_cmpxchg_bool()
227 : [old] "+d" (old), [ptr] "+Q" (*ptr) in __atomic_cmpxchg_bool()
[all …]
A Dcmpxchg.h20 unsigned long old; in __arch_xchg() local
37 return old >> shift; in __arch_xchg()
51 return old >> shift; in __arch_xchg()
60 return old; in __arch_xchg()
69 return old; in __arch_xchg()
97 old = (old & 0xff) << shift; in __cmpxchg()
116 [tmp] "+&d" (old), in __cmpxchg()
127 old = (old & 0xffff) << shift; in __cmpxchg()
176 return old; in __cmpxchg()
199 : [old] "+d" (old), [ptr] "+QS" (*ptr) in arch_cmpxchg128()
[all …]
A Dbitops.h88 unsigned long old; in arch_test_and_set_bit() local
91 return old & mask; in arch_test_and_set_bit()
99 unsigned long old; in arch_test_and_clear_bit() local
102 return old & mask; in arch_test_and_clear_bit()
110 unsigned long old; in arch_test_and_change_bit() local
113 return old & mask; in arch_test_and_change_bit()
148 unsigned long old; in arch___test_and_set_bit() local
150 old = *p; in arch___test_and_set_bit()
152 return old & mask; in arch___test_and_set_bit()
162 old = *p; in arch___test_and_clear_bit()
[all …]
/linux/arch/powerpc/include/asm/
A Dcmpxchg.h49 old <<= bitoff; \
298 : "r" (p), "r" (old), "r" (new) in __cmpxchg_u8()
318 : "r" (p), "r" (old), "r" (new) in __cmpxchg_u8_local()
337 : "r" (p), "r" (old), "r" (new) in __cmpxchg_u8_relaxed()
357 : "r" (p), "r" (old), "r" (new) in __cmpxchg_u8_acquire()
378 : "r" (p), "r" (old), "r" (new) in __cmpxchg_u16()
398 : "r" (p), "r" (old), "r" (new) in __cmpxchg_u16_local()
637 return old; in __cmpxchg()
657 return old; in __cmpxchg_local()
677 return old; in __cmpxchg_relaxed()
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/linux/lib/
A Derrseq.c61 errseq_t cur, old; in errseq_set() local
72 old = READ_ONCE(*eseq); in errseq_set()
76 return old; in errseq_set()
85 if (old & ERRSEQ_SEEN) in errseq_set()
89 if (new == old) { in errseq_set()
105 old = cur; in errseq_set()
129 old = 0; in errseq_sample()
130 return old; in errseq_sample()
178 errseq_t old, new; in errseq_check_and_advance() local
186 if (old != *since) { in errseq_check_and_advance()
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/linux/arch/sparc/kernel/
A Dftrace.c47 : [new] "0" (new), [old] "r" (old), [ip] "r" (ip) in ftrace_modify_code()
59 u32 old, new; in ftrace_make_nop() local
61 old = ftrace_call_replace(ip, addr); in ftrace_make_nop()
69 u32 old, new; in ftrace_make_call() local
71 old = ftrace_nop; in ftrace_make_call()
79 u32 old, new; in ftrace_update_ftrace_func() local
81 old = *(u32 *) &ftrace_call; in ftrace_update_ftrace_func()
95 u32 old, new; in ftrace_enable_ftrace_graph_caller() local
97 old = *(u32 *) &ftrace_graph_call; in ftrace_enable_ftrace_graph_caller()
105 u32 old, new; in ftrace_disable_ftrace_graph_caller() local
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/linux/arch/s390/lib/
A Dspinlock.c86 int expected = old; in arch_cmpxchg_niai8()
91 : "=d" (old), "=Q" (*lock) in arch_cmpxchg_niai8()
94 return expected == old; in arch_cmpxchg_niai8()
131 old = READ_ONCE(lp->lock); in arch_spin_lock_queued()
141 new = (old ? (old + _Q_LOCK_STEAL_ADD) : 0) | lockval; in arch_spin_lock_queued()
154 tail_id = old & _Q_TAIL_MASK; in arch_spin_lock_queued()
182 old = READ_ONCE(lp->lock); in arch_spin_lock_queued()
292 int old; in arch_write_lock_wait() local
301 old = READ_ONCE(rw->cnts); in arch_write_lock_wait()
302 if ((old & 0x1ffff) == 0 && in arch_write_lock_wait()
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/linux/security/safesetid/
A Dlsm.c154 if (uid_eq(new_id.uid, old->uid) || uid_eq(new_id.uid, old->euid) || in id_permitted_for_cred()
155 uid_eq(new_id.uid, old->suid)) in id_permitted_for_cred()
158 if (gid_eq(new_id.gid, old->gid) || gid_eq(new_id.gid, old->egid) || in id_permitted_for_cred()
159 gid_eq(new_id.gid, old->sgid)) in id_permitted_for_cred()
174 __kuid_val(old->uid), __kuid_val(old->euid), in id_permitted_for_cred()
175 __kuid_val(old->suid), __kuid_val(new_id.uid)); in id_permitted_for_cred()
178 __kgid_val(old->gid), __kgid_val(old->egid), in id_permitted_for_cred()
179 __kgid_val(old->sgid), __kgid_val(new_id.gid)); in id_permitted_for_cred()
192 const struct cred *old, in safesetid_task_fix_setuid() argument
200 if (id_permitted_for_cred(old, (kid_t){.uid = new->uid}, UID) && in safesetid_task_fix_setuid()
[all …]
/linux/include/linux/
A Drefcount.h145 if (!old) in __refcount_add_not_zero()
147 } while (!atomic_try_cmpxchg_relaxed(&r->refs, &old, old + i)); in __refcount_add_not_zero()
150 *oldp = old; in __refcount_add_not_zero()
152 if (unlikely(old < 0 || old + i < 0)) in __refcount_add_not_zero()
155 return old; in __refcount_add_not_zero()
187 *oldp = old; in __refcount_add()
191 else if (unlikely(old < 0 || old + i < 0)) in __refcount_add()
267 *oldp = old; in __refcount_sub_and_test()
269 if (old > 0 && old == i) { in __refcount_sub_and_test()
274 if (unlikely(old <= 0 || old - i < 0)) in __refcount_sub_and_test()
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/linux/kernel/
A Dtracepoint.c144 if (old) { in release_probes()
192 old = *funcs; in func_add()
193 if (old) { in func_add()
208 if (old) { in func_add()
229 return old; in func_add()
238 old = *funcs; in func_remove()
240 if (!old) in func_remove()
262 return old; in func_remove()
287 *funcs = old; in func_remove()
291 return old; in func_remove()
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A Dcred.c209 const struct cred *old; in prepare_creds() local
218 old = task->cred; in prepare_creds()
400 BUG_ON(task->cred != old); in commit_creds()
436 if (new->user != old->user || new->user_ns != old->user_ns) in commit_creds()
440 if (new->user != old->user || new->user_ns != old->user_ns) in commit_creds()
457 put_cred_many(old, 2); in commit_creds()
506 return old; in override_creds()
631 const struct cred *old; in prepare_kernel_cred() local
645 *new = *old; in prepare_kernel_cred()
670 put_cred(old); in prepare_kernel_cred()
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/linux/arch/arm/kernel/
A Dftrace.c104 old = __opcode_to_mem_thumb32(old); in ftrace_modify_code()
106 old = __opcode_to_mem_arm(old); in ftrace_modify_code()
113 if (replaced != old) in ftrace_modify_code()
147 unsigned long new, old; in ftrace_make_call() local
156 old = ftrace_nop_replace(rec); in ftrace_make_call()
174 unsigned long new, old; in ftrace_modify_call() local
191 unsigned long old; in ftrace_make_nop() local
206 if (!old && mod) { in ftrace_make_nop()
232 unsigned long old; in prepare_ftrace_return() local
267 old = *parent; in prepare_ftrace_return()
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/linux/drivers/input/joystick/iforce/
A Diforce-ff.c349 if (!old || need_period_modifier(iforce, old, effect)) { in iforce_upload_periodic()
351 old != NULL, in iforce_upload_periodic()
359 if (!old || need_envelope_modifier(iforce, old, effect)) { in iforce_upload_periodic()
361 old !=NULL, in iforce_upload_periodic()
380 if (!old || need_core(old, effect)) { in iforce_upload_periodic()
419 if (!old || need_magnitude_modifier(iforce, old, effect)) { in iforce_upload_constant()
421 old != NULL, in iforce_upload_constant()
428 if (!old || need_envelope_modifier(iforce, old, effect)) { in iforce_upload_constant()
430 old != NULL, in iforce_upload_constant()
440 if (!old || need_core(old, effect)) { in iforce_upload_constant()
[all …]
/linux/arch/sh/kernel/
A Dftrace.c102 int old = atomic_read(&nmi_running); in clear_mod_flag() local
105 int new = old & ~MOD_CODE_WRITE_FLAG; in clear_mod_flag()
107 if (old == new) in clear_mod_flag()
110 old = atomic_cmpxchg(&nmi_running, old, new); in clear_mod_flag()
236 unsigned char *new, *old; in ftrace_make_nop() local
239 old = ftrace_call_replace(ip, addr); in ftrace_make_nop()
247 unsigned char *new, *old; in ftrace_make_call() local
250 old = ftrace_nop_replace(ip); in ftrace_make_call()
318 unsigned long old; in prepare_ftrace_return() local
352 : "=&r" (old), "=r" (faulted) in prepare_ftrace_return()
[all …]
/linux/arch/sparc/include/asm/
A Dcmpxchg_64.h11 __cmpxchg_u32(volatile int *m, int old, int new) in __cmpxchg_u32() argument
15 : "0" (new), "r" (m), "r" (old) in __cmpxchg_u32()
119 : "0" (new), "r" (m), "r" (old) in __cmpxchg_u64()
145 return old; in __cmpxchg_u8()
147 } while (load == old); in __cmpxchg_u8()
161 return __cmpxchg_u8(ptr, old, new); in __cmpxchg()
163 return __cmpxchg_u32(ptr, old, new); in __cmpxchg()
165 return __cmpxchg_u64(ptr, old, new); in __cmpxchg()
168 return old; in __cmpxchg()
185 unsigned long old, in __cmpxchg_local() argument
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A Dcmpxchg_32.h41 u8 __cmpxchg_u8(volatile u8 *m, u8 old, u8 new_);
42 u16 __cmpxchg_u16(volatile u16 *m, u16 old, u16 new_);
43 u32 __cmpxchg_u32(volatile u32 *m, u32 old, u32 new_);
47 __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new_, int size) in __cmpxchg() argument
50 size == 1 ? __cmpxchg_u8(ptr, old, new_) : in __cmpxchg()
51 size == 2 ? __cmpxchg_u16(ptr, old, new_) : in __cmpxchg()
52 size == 4 ? __cmpxchg_u32(ptr, old, new_) : in __cmpxchg()
53 (__cmpxchg_called_with_bad_pointer(), old); in __cmpxchg()
64 u64 __cmpxchg_u64(volatile u64 *ptr, u64 old, u64 new);
65 #define arch_cmpxchg64(ptr, old, new) __cmpxchg_u64(ptr, old, new) argument
/linux/arch/parisc/include/asm/
A Dcmpxchg.h60 extern u8 __cmpxchg_u8(volatile u8 *ptr, u8 old, u8 new_);
62 extern u32 __cmpxchg_u32(volatile u32 *m, u32 old, u32 new_);
71 size == 8 ? __cmpxchg_u64(ptr, old, new_) : in __cmpxchg()
73 size == 4 ? __cmpxchg_u32(ptr, old, new_) : in __cmpxchg()
74 size == 2 ? __cmpxchg_u16(ptr, old, new_) : in __cmpxchg()
75 size == 1 ? __cmpxchg_u8(ptr, old, new_) : in __cmpxchg()
76 (__cmpxchg_called_with_bad_pointer(), old); in __cmpxchg()
90 unsigned long old, in __cmpxchg_local() argument
95 case 8: return __cmpxchg_u64((u64 *)ptr, old, new_); in __cmpxchg_local()
97 case 4: return __cmpxchg_u32(ptr, old, new_); in __cmpxchg_local()
[all …]
/linux/include/asm-generic/bitops/
A Dlock.h21 long old; in arch_test_and_set_bit_lock() local
28 old = raw_atomic_long_fetch_or_acquire(mask, (atomic_long_t *)p); in arch_test_and_set_bit_lock()
29 return !!(old & mask); in arch_test_and_set_bit_lock()
61 unsigned long old; in arch___clear_bit_unlock() local
64 old = READ_ONCE(*p); in arch___clear_bit_unlock()
65 old &= ~BIT_MASK(nr); in arch___clear_bit_unlock()
66 raw_atomic_long_set_release((atomic_long_t *)p, old); in arch___clear_bit_unlock()
73 long old; in arch_xor_unlock_is_negative_byte() local
75 old = raw_atomic_long_fetch_xor_release(mask, (atomic_long_t *)p); in arch_xor_unlock_is_negative_byte()
76 return !!(old & BIT(7)); in arch_xor_unlock_is_negative_byte()
/linux/arch/arm64/kvm/hyp/
A Dexception.c126 old = *vcpu_cpsr(vcpu); in enter_exception64()
129 new |= (old & PSR_N_BIT); in enter_exception64()
130 new |= (old & PSR_Z_BIT); in enter_exception64()
131 new |= (old & PSR_C_BIT); in enter_exception64()
132 new |= (old & PSR_V_BIT); in enter_exception64()
137 new |= (old & PSR_DIT_BIT); in enter_exception64()
145 new |= (old & PSR_PAN_BIT); in enter_exception64()
195 unsigned long old, new; in get_except32_cpsr() local
197 old = *vcpu_cpsr(vcpu); in get_except32_cpsr()
200 new |= (old & PSR_AA32_N_BIT); in get_except32_cpsr()
[all …]
/linux/arch/loongarch/include/asm/
A Dcmpxchg.h95 #define __cmpxchg_asm(ld, st, m, old, new) \ argument
97 __typeof(old) __ret; \
108 : "ZB"(*m), "Jr" (old), "Jr" (new) \
123 old &= mask; in __cmpxchg_small()
133 old <<= shift; in __cmpxchg_small()
168 return __cmpxchg_small(ptr, old, new, size); in __cmpxchg()
172 (u32)old, new); in __cmpxchg()
176 (u64)old, new); in __cmpxchg()
185 #define arch_cmpxchg_local(ptr, old, new) \ argument
188 (unsigned long)(__typeof__(*(ptr)))(old), \
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/linux/arch/xtensa/include/asm/
A Dcmpxchg.h25 __cmpxchg_u32(volatile int *p, int old, int new) in __cmpxchg_u32() argument
49 : [cmp] "a" (old) in __cmpxchg_u32()
63 : [old] "=&a" (old), [mem] "+m" (*p) in __cmpxchg_u32()
64 : [cmp] "a" (old), [new] "r" (new) in __cmpxchg_u32()
66 return old; in __cmpxchg_u32()
78 case 1: return cmpxchg_emu_u8(ptr, old, new); in __cmpxchg()
79 case 4: return __cmpxchg_u32(ptr, old, new); in __cmpxchg()
81 return old; in __cmpxchg()
95 unsigned long old, in __cmpxchg_local() argument
100 return __cmpxchg_u32(ptr, old, new); in __cmpxchg_local()
[all …]
/linux/sound/soc/sof/
A Dops.c19 unsigned int old, new; in snd_sof_pci_update_bits_unlocked() local
23 old = ret; in snd_sof_pci_update_bits_unlocked()
26 new = (old & ~mask) | (value & mask); in snd_sof_pci_update_bits_unlocked()
28 if (old == new) in snd_sof_pci_update_bits_unlocked()
54 unsigned int old, new; in snd_sof_dsp_update_bits_unlocked() local
59 old = ret; in snd_sof_dsp_update_bits_unlocked()
62 if (old == new) in snd_sof_dsp_update_bits_unlocked()
74 u64 old, new; in snd_sof_dsp_update_bits64_unlocked() local
80 if (old == new) in snd_sof_dsp_update_bits64_unlocked()
122 unsigned int old, new; in snd_sof_dsp_update_bits_forced_unlocked() local
[all …]
/linux/arch/x86/include/asm/
A Dcmpxchg.h88 __typeof__(*(ptr)) __old = (old); \
133 #define __cmpxchg(ptr, old, new, size) \ argument
148 #define arch_cmpxchg(ptr, old, new) \ argument
149 __cmpxchg(ptr, old, new, sizeof(*(ptr)))
151 #define arch_sync_cmpxchg(ptr, old, new) \ argument
152 __sync_cmpxchg(ptr, old, new, sizeof(*(ptr)))
154 #define arch_cmpxchg_local(ptr, old, new) \ argument
172 [old] "+a" (__old) \
184 [old] "+a" (__old) \
196 [old] "+a" (__old) \
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12345678910>>...54