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fix uninitialized variable warning in reader locks

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This commit is contained in:
Matt Macy 2018-05-19 03:52:55 +00:00
parent f1b2eaf13b
commit 1dce110f63
2 changed files with 4 additions and 4 deletions
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2
sys/kern/kern_rwlock.c
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@ -887,7 +887,7 @@ __rw_wlock_hard(volatile uintptr_t *c, uintptr_t v LOCK_FILE_LINE_ARG_DEF)
#ifdef ADAPTIVE_RWLOCKS #ifdef ADAPTIVE_RWLOCKS
int spintries = 0; int spintries = 0;
int i, n; int i, n;
enum { READERS, WRITER } sleep_reason; enum { READERS, WRITER } sleep_reason = READERS;
#endif #endif
uintptr_t x; uintptr_t x;
#ifdef LOCK_PROFILING #ifdef LOCK_PROFILING

6
sys/kern/kern_sx.c
View File

@ -551,7 +551,7 @@ _sx_xlock_hard(struct sx *sx, uintptr_t x, int opts LOCK_FILE_LINE_ARG_DEF)
#ifdef ADAPTIVE_SX #ifdef ADAPTIVE_SX
volatile struct thread *owner; volatile struct thread *owner;
u_int i, n, spintries = 0; u_int i, n, spintries = 0;
enum { READERS, WRITER } sleep_reason; enum { READERS, WRITER } sleep_reason = READERS;
bool adaptive; bool adaptive;
#endif #endif
#ifdef LOCK_PROFILING #ifdef LOCK_PROFILING
@ -568,7 +568,7 @@ _sx_xlock_hard(struct sx *sx, uintptr_t x, int opts LOCK_FILE_LINE_ARG_DEF)
int64_t all_time = 0; int64_t all_time = 0;
#endif #endif
#if defined(KDTRACE_HOOKS) || defined(LOCK_PROFILING) #if defined(KDTRACE_HOOKS) || defined(LOCK_PROFILING)
uintptr_t state; uintptr_t state = 0;
#endif #endif
int extra_work = 0; int extra_work = 0;
@ -944,7 +944,7 @@ _sx_slock_hard(struct sx *sx, int opts, uintptr_t x LOCK_FILE_LINE_ARG_DEF)
int64_t all_time = 0; int64_t all_time = 0;
#endif #endif
#if defined(KDTRACE_HOOKS) || defined(LOCK_PROFILING) #if defined(KDTRACE_HOOKS) || defined(LOCK_PROFILING)
uintptr_t state; uintptr_t state = 0;
#endif #endif
int extra_work = 0; int extra_work = 0;