Date: Sun, 2 May 2010 19:25:22 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r207535 - head/sys/kern Message-ID: <201005021925.o42JPM2L051327@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: kib Date: Sun May 2 19:25:22 2010 New Revision: 207535 URL: http://svn.freebsd.org/changeset/base/207535 Log: Lock the page around hold_count access. Reviewed by: alc Modified: head/sys/kern/uipc_syscalls.c Modified: head/sys/kern/uipc_syscalls.c ============================================================================== --- head/sys/kern/uipc_syscalls.c Sun May 2 19:10:27 2010 (r207534) +++ head/sys/kern/uipc_syscalls.c Sun May 2 19:25:22 2010 (r207535) @@ -2108,6 +2108,7 @@ retry_space: mbstat.sf_iocnt++; } if (error) { + vm_page_lock(pg); vm_page_lock_queues(); vm_page_unwire(pg, 0); /* @@ -2121,6 +2122,7 @@ retry_space: vm_page_free(pg); } vm_page_unlock_queues(); + vm_page_unlock(pg); VM_OBJECT_UNLOCK(obj); if (error == EAGAIN) error = 0; /* not a real error */
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201005021925.o42JPM2L051327>