diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/amd64/conf/GENERIC | 1 | ||||
| -rw-r--r-- | sys/conf/NOTES | 6 | ||||
| -rw-r--r-- | sys/conf/options | 1 | ||||
| -rw-r--r-- | sys/i386/conf/GENERIC | 1 | ||||
| -rw-r--r-- | sys/i386/conf/XBOX | 1 | ||||
| -rw-r--r-- | sys/kern/kern_mutex.c | 8 | ||||
| -rw-r--r-- | sys/sparc64/conf/GENERIC | 1 | ||||
| -rw-r--r-- | sys/sun4v/conf/GENERIC | 1 |
8 files changed, 0 insertions, 20 deletions
diff --git a/sys/amd64/conf/GENERIC b/sys/amd64/conf/GENERIC index b6af868..a809f8e 100644 --- a/sys/amd64/conf/GENERIC +++ b/sys/amd64/conf/GENERIC @@ -59,7 +59,6 @@ options SYSVMSG # SYSV-style message queues options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options KBD_INSTALL_CDEV # install a CDEV entry in /dev -options ADAPTIVE_GIANT # Giant mutex is adaptive. options STOP_NMI # Stop CPUS using NMI instead of IPI options AUDIT # Security event auditing diff --git a/sys/conf/NOTES b/sys/conf/NOTES index fed66b5..2f62598 100644 --- a/sys/conf/NOTES +++ b/sys/conf/NOTES @@ -206,12 +206,6 @@ options NO_ADAPTIVE_MUTEXES # to disable it. options NO_ADAPTIVE_RWLOCKS -# ADAPTIVE_GIANT causes the Giant lock to also be made adaptive when -# running without NO_ADAPTIVE_MUTEXES. Normally, because Giant is assumed -# to be held for extended periods, contention on Giant will cause a thread -# to sleep rather than spinning. -options ADAPTIVE_GIANT - # ADAPTIVE_SX changes the behavior of sx locks to spin if the thread # that currently owns the lock is executing on another CPU. Note that # in addition to enabling this option, individual sx locks must be diff --git a/sys/conf/options b/sys/conf/options index 96aedc1..143c0aa 100644 --- a/sys/conf/options +++ b/sys/conf/options @@ -58,7 +58,6 @@ SYSCTL_DEBUG opt_sysctl.h NO_SYSCTL_DESCR opt_global.h # Miscellaneous options. -ADAPTIVE_GIANT opt_adaptive_mutexes.h ADAPTIVE_SX ALQ AUDIT opt_global.h diff --git a/sys/i386/conf/GENERIC b/sys/i386/conf/GENERIC index ad52c00..fc1b5a0 100644 --- a/sys/i386/conf/GENERIC +++ b/sys/i386/conf/GENERIC @@ -59,7 +59,6 @@ options SYSVMSG # SYSV-style message queues options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options KBD_INSTALL_CDEV # install a CDEV entry in /dev -options ADAPTIVE_GIANT # Giant mutex is adaptive. options STOP_NMI # Stop CPUS using NMI instead of IPI options AUDIT # Security event auditing diff --git a/sys/i386/conf/XBOX b/sys/i386/conf/XBOX index 4c749b2..9902620 100644 --- a/sys/i386/conf/XBOX +++ b/sys/i386/conf/XBOX @@ -41,7 +41,6 @@ options CD9660 # ISO 9660 Filesystem #options SYSVSEM # SYSV-style semaphores #options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions #options KBD_INSTALL_CDEV # install a CDEV entry in /dev -options ADAPTIVE_GIANT # Giant mutex is adaptive. # Xbox has a non-standard default timer frequency options TIMER_FREQ=1125000 # Gives ~733.34MHz CPU diff --git a/sys/kern/kern_mutex.c b/sys/kern/kern_mutex.c index 56c6e00..727871d 100644 --- a/sys/kern/kern_mutex.c +++ b/sys/kern/kern_mutex.c @@ -343,11 +343,7 @@ _mtx_lock_sleep(struct mtx *m, uintptr_t tid, int opts, const char *file, v = m->mtx_lock; if (v != MTX_UNOWNED) { owner = (struct thread *)(v & ~MTX_FLAGMASK); -#ifdef ADAPTIVE_GIANT if (TD_IS_RUNNING(owner)) { -#else - if (m != &Giant && TD_IS_RUNNING(owner)) { -#endif if (LOCK_LOG_TEST(&m->lock_object, 0)) CTR3(KTR_LOCK, "%s: spinning on %p held by %p", @@ -381,11 +377,7 @@ _mtx_lock_sleep(struct mtx *m, uintptr_t tid, int opts, const char *file, * CPU quit the hard path and try to spin. */ owner = (struct thread *)(v & ~MTX_FLAGMASK); -#ifdef ADAPTIVE_GIANT if (TD_IS_RUNNING(owner)) { -#else - if (m != &Giant && TD_IS_RUNNING(owner)) { -#endif turnstile_cancel(ts); cpu_spinwait(); continue; diff --git a/sys/sparc64/conf/GENERIC b/sys/sparc64/conf/GENERIC index 0f43754..29df474 100644 --- a/sys/sparc64/conf/GENERIC +++ b/sys/sparc64/conf/GENERIC @@ -60,7 +60,6 @@ options SYSVSHM # SYSV-style shared memory options SYSVMSG # SYSV-style message queues options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions -options ADAPTIVE_GIANT # Giant mutex is adaptive. options AUDIT # Security event auditing # Debugging for use in -current diff --git a/sys/sun4v/conf/GENERIC b/sys/sun4v/conf/GENERIC index 08f400c..d67c1dd 100644 --- a/sys/sun4v/conf/GENERIC +++ b/sys/sun4v/conf/GENERIC @@ -61,7 +61,6 @@ options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options AHC_REG_PRETTY_PRINT # Print register bitfields in debug # output. Adds ~128k to driver. -options ADAPTIVE_GIANT # Giant mutex is adaptive. options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. options AUDIT # Security event auditing |
