Date: Sat, 16 May 2009 20:34:58 +0000 (UTC) From: Kip Macy <kmacy@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r192212 - user/kmacy/ZFS_MFC/sys/cddl/contrib/opensolaris/uts/common/fs/zfs Message-ID: <200905162034.n4GKYwI0001766@svn.freebsd.org>
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Author: kmacy Date: Sat May 16 20:34:57 2009 New Revision: 192212 URL: http://svn.freebsd.org/changeset/base/192212 Log: only use direct map if we have more than 2GB Modified: user/kmacy/ZFS_MFC/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c Modified: user/kmacy/ZFS_MFC/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c ============================================================================== --- user/kmacy/ZFS_MFC/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c Sat May 16 20:33:13 2009 (r192211) +++ user/kmacy/ZFS_MFC/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c Sat May 16 20:34:57 2009 (r192212) @@ -3434,7 +3434,7 @@ arc_init(void) /* Start out with 1/8 of all memory */ #if defined(_KERNEL) && (__amd64__) arc_c = physmem*PAGE_SIZE / 8; - if (physmem*PAGE_SIZE > kmem_size()) + if (physmem*PAGE_SIZE > kmem_size() && (1UL<<31)) arc_large_memory_enabled = 1; #else arc_c = kmem_size() / 8;
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