Date: Sun, 17 Mar 2013 18:34:09 +0000 (UTC) From: Dmitry Chagin <dchagin@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r248436 - user/dchagin/lemul/sys/compat/linux Message-ID: <201303171834.r2HIYACQ004999@svn.freebsd.org>
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Author: dchagin Date: Sun Mar 17 18:34:09 2013 New Revision: 248436 URL: http://svnweb.freebsd.org/changeset/base/248436 Log: Switch the vm_object mutex to be a rwlock as a r248084 do. Modified: user/dchagin/lemul/sys/compat/linux/linux_vdso.c Modified: user/dchagin/lemul/sys/compat/linux/linux_vdso.c ============================================================================== --- user/dchagin/lemul/sys/compat/linux/linux_vdso.c Sun Mar 17 18:33:06 2013 (r248435) +++ user/dchagin/lemul/sys/compat/linux/linux_vdso.c Sun Mar 17 18:34:09 2013 (r248436) @@ -36,7 +36,7 @@ __FBSDID("$FreeBSD$"); #include <sys/elf.h> #include <sys/kernel.h> #include <sys/lock.h> -#include <sys/mutex.h> +#include <sys/rwlock.h> #include <sys/queue.h> #include <sys/sysent.h> @@ -78,11 +78,11 @@ __elfN(linux_shared_page_init)(char **ma obj = vm_pager_allocate(OBJT_PHYS, 0, PAGE_SIZE, VM_PROT_DEFAULT, 0, NULL); - VM_OBJECT_LOCK(obj); + VM_OBJECT_WLOCK(obj); m = vm_page_grab(obj, 0, VM_ALLOC_RETRY | VM_ALLOC_NOBUSY | VM_ALLOC_ZERO); m->valid = VM_PAGE_BITS_ALL; - VM_OBJECT_UNLOCK(obj); + VM_OBJECT_WUNLOCK(obj); addr = kmem_alloc_nofault(kernel_map, PAGE_SIZE); pmap_qenter(addr, &m, 1); *mapping = (char *)addr;
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