Date: Sat, 24 Oct 2009 19:00:58 +0000 (UTC) From: Ruslan Ermilov <ru@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r198449 - head/sys/kern Message-ID: <200910241900.n9OJ0wQl005889@svn.freebsd.org>
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Author: ru Date: Sat Oct 24 19:00:58 2009 New Revision: 198449 URL: http://svn.freebsd.org/changeset/base/198449 Log: - Rename tunable kern.ipc.shmmaxpgs to kern.ipc.shmall. - Explain the fuss when initializing shmmax. PR: 75542 (mistakenly closed instead of PR 75541) Modified: head/sys/kern/sysv_shm.c Modified: head/sys/kern/sysv_shm.c ============================================================================== --- head/sys/kern/sysv_shm.c Sat Oct 24 18:49:17 2009 (r198448) +++ head/sys/kern/sysv_shm.c Sat Oct 24 19:00:58 2009 (r198449) @@ -821,12 +821,19 @@ shminit() { int i; - TUNABLE_ULONG_FETCH("kern.ipc.shmmaxpgs", &shminfo.shmall); +#ifndef BURN_BRIDGES + if (TUNABLE_ULONG_FETCH("kern.ipc.shmmaxpgs", &shminfo.shmall) != 0) + printf("kern.ipc.shmmaxpgs is now called kern.ipc.shmall!\n"); +#endif + TUNABLE_ULONG_FETCH("kern.ipc.shmall", &shminfo.shmall); + + /* Initialize shmmax dealing with possible overflow. */ for (i = PAGE_SIZE; i > 0; i--) { shminfo.shmmax = shminfo.shmall * i; if (shminfo.shmmax >= shminfo.shmall) break; } + TUNABLE_ULONG_FETCH("kern.ipc.shmmin", &shminfo.shmmin); TUNABLE_ULONG_FETCH("kern.ipc.shmmni", &shminfo.shmmni); TUNABLE_ULONG_FETCH("kern.ipc.shmseg", &shminfo.shmseg);
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