[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [PATCH v3 03/13] xen/spinlock: make spinlock initializers more readable
Use named member initializers instead of positional ones for the macros used to initialize structures. Signed-off-by: Juergen Gross <jgross@xxxxxxxx> Acked-by: Jan Beulich <jbeulich@xxxxxxxx> --- V2: - new patch --- xen/include/xen/spinlock.h | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/xen/include/xen/spinlock.h b/xen/include/xen/spinlock.h index 02a062a5b0..bbe1472571 100644 --- a/xen/include/xen/spinlock.h +++ b/xen/include/xen/spinlock.h @@ -21,7 +21,7 @@ union lock_debug { bool unseen:1; }; }; -#define _LOCK_DEBUG { LOCK_DEBUG_INITVAL } +#define _LOCK_DEBUG { .val = LOCK_DEBUG_INITVAL } void check_lock(union lock_debug *debug, bool try); void lock_enter(const union lock_debug *debug); void lock_exit(const union lock_debug *debug); @@ -94,12 +94,16 @@ struct lock_profile_qhead { int32_t idx; /* index for printout */ }; -#define _LOCK_PROFILE(name) { NULL, #name, &name, 0, 0, 0, 0, 0 } +#define _LOCK_PROFILE(lockname) { .name = #lockname, .lock = &lockname, } #define _LOCK_PROFILE_PTR(name) \ static struct lock_profile * const __lock_profile_##name \ __used_section(".lockprofile.data") = \ &__lock_profile_data_##name -#define _SPIN_LOCK_UNLOCKED(x) { { 0 }, SPINLOCK_NO_CPU, 0, _LOCK_DEBUG, x } +#define _SPIN_LOCK_UNLOCKED(x) { \ + .recurse_cpu = SPINLOCK_NO_CPU, \ + .debug =_LOCK_DEBUG, \ + .profile = x, \ +} #define SPIN_LOCK_UNLOCKED _SPIN_LOCK_UNLOCKED(NULL) #define DEFINE_SPINLOCK(l) \ spinlock_t l = _SPIN_LOCK_UNLOCKED(NULL); \ @@ -142,7 +146,10 @@ extern void cf_check spinlock_profile_reset(unsigned char key); struct lock_profile_qhead { }; -#define SPIN_LOCK_UNLOCKED { { 0 }, SPINLOCK_NO_CPU, 0, _LOCK_DEBUG } +#define SPIN_LOCK_UNLOCKED { \ + .recurse_cpu = SPINLOCK_NO_CPU, \ + .debug =_LOCK_DEBUG, \ +} #define DEFINE_SPINLOCK(l) spinlock_t l = SPIN_LOCK_UNLOCKED #define spin_lock_init_prof(s, l) spin_lock_init(&((s)->l)) -- 2.35.3
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