Date: Fri, 19 Nov 2010 17:57:51 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r215541 - head/sys/kern Message-ID: <201011191757.oAJHvpvH083884@svn.freebsd.org>
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Author: jhb Date: Fri Nov 19 17:57:50 2010 New Revision: 215541 URL: http://svn.freebsd.org/changeset/base/215541 Log: Set the POSIX semaphore capability when the semaphore module is enabled. This is ignored in HEAD where semaphores are marked as always enabled in <unistd.h>. MFC after: 1 week Modified: head/sys/kern/uipc_sem.c Modified: head/sys/kern/uipc_sem.c ============================================================================== --- head/sys/kern/uipc_sem.c Fri Nov 19 17:56:16 2010 (r215540) +++ head/sys/kern/uipc_sem.c Fri Nov 19 17:57:50 2010 (r215541) @@ -949,6 +949,7 @@ ksem_module_init(void) mtx_init(&ksem_count_lock, "ksem count", NULL, MTX_DEF); sx_init(&ksem_dict_lock, "ksem dictionary"); ksem_dictionary = hashinit(1024, M_KSEM, &ksem_hash); + p31b_setcfg(CTL_P1003_1B_SEMAPHORES, 200112L); p31b_setcfg(CTL_P1003_1B_SEM_NSEMS_MAX, SEM_MAX); p31b_setcfg(CTL_P1003_1B_SEM_VALUE_MAX, SEM_VALUE_MAX); @@ -972,6 +973,7 @@ ksem_module_destroy(void) #endif syscall_helper_unregister(ksem_syscalls); + p31b_setcfg(CTL_P1003_1B_SEMAPHORES, 0); hashdestroy(ksem_dictionary, M_KSEM, ksem_hash); sx_destroy(&ksem_dict_lock); mtx_destroy(&ksem_count_lock);
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