Author: kib Date: Sun Nov 25 17:56:49 2018 New Revision: 340922 URL: https://svnweb.freebsd.org/changeset/base/340922
Log: Avoid unneeded check in vmspace_alloc(). All vmspace_alloc() callers know which kind of pmap they allocate. Reviewed by: alc, markj (previous version) Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D18329 Modified: head/sys/vm/vm_map.c Modified: head/sys/vm/vm_map.c ============================================================================== --- head/sys/vm/vm_map.c Sun Nov 25 17:46:37 2018 (r340921) +++ head/sys/vm/vm_map.c Sun Nov 25 17:56:49 2018 (r340922) @@ -283,12 +283,7 @@ vmspace_alloc(vm_offset_t min, vm_offset_t max, pmap_p struct vmspace *vm; vm = uma_zalloc(vmspace_zone, M_WAITOK); - KASSERT(vm->vm_map.pmap == NULL, ("vm_map.pmap must be NULL")); - - if (pinit == NULL) - pinit = &pmap_pinit; - if (!pinit(vmspace_pmap(vm))) { uma_zfree(vmspace_zone, vm); return (NULL); @@ -3424,7 +3419,8 @@ vmspace_fork(struct vmspace *vm1, vm_ooffset_t *fork_c old_map = &vm1->vm_map; /* Copy immutable fields of vm1 to vm2. */ - vm2 = vmspace_alloc(vm_map_min(old_map), vm_map_max(old_map), NULL); + vm2 = vmspace_alloc(vm_map_min(old_map), vm_map_max(old_map), + pmap_pinit); if (vm2 == NULL) return (NULL); vm2->vm_taddr = vm1->vm_taddr; @@ -3975,7 +3971,7 @@ vmspace_exec(struct proc *p, vm_offset_t minuser, vm_o KASSERT((curthread->td_pflags & TDP_EXECVMSPC) == 0, ("vmspace_exec recursed")); - newvmspace = vmspace_alloc(minuser, maxuser, NULL); + newvmspace = vmspace_alloc(minuser, maxuser, pmap_pinit); if (newvmspace == NULL) return (ENOMEM); newvmspace->vm_swrss = oldvmspace->vm_swrss; _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
