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[src/trunk]: src/sys/uvm uvm_availmem(): give it a boolean argument to specif...
details: https://anonhg.NetBSD.org/src/rev/de405e63023e
branches: trunk
changeset: 972858:de405e63023e
user: ad <ad%NetBSD.org@localhost>
date: Thu Jun 11 19:20:42 2020 +0000
description:
uvm_availmem(): give it a boolean argument to specify whether a recent
cached value will do, or if the very latest total must be fetched. It can
be called thousands of times a second and fetching the totals impacts not
only the calling LWP but other CPUs doing unrelated activity in the VM
system.
diffstat:
external/cddl/osnet/dist/uts/common/fs/zfs/arc.c | 2 +-
external/cddl/osnet/sys/kern/misc.c | 4 ++--
sys/arch/alpha/alpha/machdep.c | 6 +++---
sys/arch/atari/atari/machdep.c | 6 +++---
sys/arch/cesfic/cesfic/machdep.c | 6 +++---
sys/arch/emips/emips/machdep.c | 6 +++---
sys/arch/evbppc/explora/machdep.c | 6 +++---
sys/arch/evbppc/virtex/machdep.c | 6 +++---
sys/arch/evbppc/walnut/machdep.c | 6 +++---
sys/arch/ews4800mips/ews4800mips/machdep.c | 6 +++---
sys/arch/hp300/hp300/machdep.c | 6 +++---
sys/arch/hppa/hppa/machdep.c | 6 +++---
sys/arch/luna68k/luna68k/machdep.c | 6 +++---
sys/arch/mac68k/mac68k/machdep.c | 6 +++---
sys/arch/mips/mips/cpu_subr.c | 6 +++---
sys/arch/mvme68k/mvme68k/machdep.c | 6 +++---
sys/arch/news68k/news68k/machdep.c | 6 +++---
sys/arch/next68k/next68k/machdep.c | 6 +++---
sys/arch/powerpc/booke/booke_machdep.c | 6 +++---
sys/arch/powerpc/ibm4xx/ibm4xx_machdep.c | 6 +++---
sys/arch/powerpc/oea/oea_machdep.c | 6 +++---
sys/arch/riscv/riscv/riscv_machdep.c | 4 ++--
sys/arch/sgimips/sgimips/machdep.c | 6 +++---
sys/arch/sh3/sh3/sh3_machdep.c | 6 +++---
sys/arch/sparc/sparc/machdep.c | 6 +++---
sys/arch/sparc64/sparc64/machdep.c | 6 +++---
sys/arch/sun2/sun2/machdep.c | 6 +++---
sys/arch/sun3/sun3/machdep.c | 6 +++---
sys/arch/sun3/sun3x/machdep.c | 6 +++---
sys/arch/vax/vax/machdep.c | 6 +++---
sys/arch/x68k/x68k/machdep.c | 6 +++---
sys/compat/linux/common/linux_misc.c | 6 +++---
sys/compat/linux32/common/linux32_sysinfo.c | 6 +++---
sys/dev/ccd.c | 6 +++---
sys/fs/tmpfs/tmpfs_mem.c | 9 ++++-----
sys/kern/init_main.c | 6 +++---
sys/kern/kern_module.c | 6 +++---
sys/kern/kern_proc.c | 6 +++---
sys/kern/vfs_bio.c | 6 +++---
sys/miscfs/procfs/procfs_linux.c | 6 +++---
sys/rump/librump/rumpkern/vm.c | 6 +++---
sys/ufs/chfs/chfs_subr.c | 4 ++--
sys/ufs/lfs/lfs_bio.c | 8 ++++----
sys/uvm/uvm_extern.h | 4 ++--
sys/uvm/uvm_glue.c | 6 +++---
sys/uvm/uvm_meter.c | 10 +++++-----
sys/uvm/uvm_page.c | 6 +++---
sys/uvm/uvm_pdaemon.c | 23 ++++++++++++-----------
sys/uvm/uvm_pdpolicy_clock.c | 6 +++---
sys/uvm/uvm_pglist.c | 8 ++++----
sys/uvm/uvm_stat.c | 6 +++---
51 files changed, 161 insertions(+), 161 deletions(-)
diffs (truncated from 1444 to 300 lines):
diff -r 4557e945aafa -r de405e63023e external/cddl/osnet/dist/uts/common/fs/zfs/arc.c
--- a/external/cddl/osnet/dist/uts/common/fs/zfs/arc.c Thu Jun 11 18:42:02 2020 +0000
+++ b/external/cddl/osnet/dist/uts/common/fs/zfs/arc.c Thu Jun 11 19:20:42 2020 +0000
@@ -285,7 +285,7 @@
#endif
//#define needfree (uvm_availmem() < uvmexp.freetarg ? uvmexp.freetarg : 0)
#define buf_init arc_buf_init
-#define freemem uvm_availmem()
+#define freemem uvm_availmem(false)
#define minfree uvmexp.freemin
#define desfree uvmexp.freetarg
#define lotsfree (desfree * 2)
diff -r 4557e945aafa -r de405e63023e external/cddl/osnet/sys/kern/misc.c
--- a/external/cddl/osnet/sys/kern/misc.c Thu Jun 11 18:42:02 2020 +0000
+++ b/external/cddl/osnet/sys/kern/misc.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: misc.c,v 1.8 2020/02/19 16:11:19 riastradh Exp $ */
+/* $NetBSD: misc.c,v 1.9 2020/06/11 19:20:42 ad Exp $ */
/*-
* Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -130,7 +130,7 @@
int bufcnt;
struct pool *pp;
- bufcnt = uvmexp.freetarg - uvm_availmem();
+ bufcnt = uvmexp.freetarg - uvm_availmem(false);
if (bufcnt < 0)
bufcnt = 0;
diff -r 4557e945aafa -r de405e63023e sys/arch/alpha/alpha/machdep.c
--- a/sys/arch/alpha/alpha/machdep.c Thu Jun 11 18:42:02 2020 +0000
+++ b/sys/arch/alpha/alpha/machdep.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.359 2020/02/22 20:29:15 thorpej Exp $ */
+/* $NetBSD: machdep.c,v 1.360 2020/06/11 19:20:42 ad Exp $ */
/*-
* Copyright (c) 1998, 1999, 2000, 2019 The NetBSD Foundation, Inc.
@@ -67,7 +67,7 @@
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.359 2020/02/22 20:29:15 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.360 2020/06/11 19:20:42 ad Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -869,7 +869,7 @@
#if defined(DEBUG)
pmapdebug = opmapdebug;
#endif
- format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem()));
+ format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem(false)));
printf("avail memory = %s\n", pbuf);
#if 0
{
diff -r 4557e945aafa -r de405e63023e sys/arch/atari/atari/machdep.c
--- a/sys/arch/atari/atari/machdep.c Thu Jun 11 18:42:02 2020 +0000
+++ b/sys/arch/atari/atari/machdep.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.182 2019/12/31 13:07:09 ad Exp $ */
+/* $NetBSD: machdep.c,v 1.183 2020/06/11 19:20:43 ad Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -39,7 +39,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.182 2019/12/31 13:07:09 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.183 2020/06/11 19:20:43 ad Exp $");
#include "opt_ddb.h"
#include "opt_compat_netbsd.h"
@@ -211,7 +211,7 @@
#ifdef DEBUG
pmapdebug = opmapdebug;
#endif
- format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem()));
+ format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem(false)));
printf("avail memory = %s\n", pbuf);
/*
diff -r 4557e945aafa -r de405e63023e sys/arch/cesfic/cesfic/machdep.c
--- a/sys/arch/cesfic/cesfic/machdep.c Thu Jun 11 18:42:02 2020 +0000
+++ b/sys/arch/cesfic/cesfic/machdep.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.70 2019/12/31 13:07:10 ad Exp $ */
+/* $NetBSD: machdep.c,v 1.71 2020/06/11 19:20:43 ad Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -39,7 +39,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.70 2019/12/31 13:07:10 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.71 2020/06/11 19:20:43 ad Exp $");
#include "opt_bufcache.h"
#include "opt_ddb.h"
@@ -260,7 +260,7 @@
#ifdef DEBUG
pmapdebug = opmapdebug;
#endif
- printf("avail mem = %ld\n", ptoa(uvm_availmem()));
+ printf("avail mem = %ld\n", ptoa(uvm_availmem(false)));
}
/*
diff -r 4557e945aafa -r de405e63023e sys/arch/emips/emips/machdep.c
--- a/sys/arch/emips/emips/machdep.c Thu Jun 11 18:42:02 2020 +0000
+++ b/sys/arch/emips/emips/machdep.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.16 2020/01/12 13:15:10 tsutsui Exp $ */
+/* $NetBSD: machdep.c,v 1.17 2020/06/11 19:20:43 ad Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -39,7 +39,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.16 2020/01/12 13:15:10 tsutsui Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.17 2020/06/11 19:20:43 ad Exp $");
#include "opt_ddb.h"
@@ -460,7 +460,7 @@
#ifdef DEBUG
pmapdebug = opmapdebug;
#endif
- format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem()));
+ format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem(false)));
printf("avail memory = %s\n", pbuf);
}
diff -r 4557e945aafa -r de405e63023e sys/arch/evbppc/explora/machdep.c
--- a/sys/arch/evbppc/explora/machdep.c Thu Jun 11 18:42:02 2020 +0000
+++ b/sys/arch/evbppc/explora/machdep.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.39 2019/12/31 13:07:10 ad Exp $ */
+/* $NetBSD: machdep.c,v 1.40 2020/06/11 19:20:43 ad Exp $ */
/*-
* Copyright (c) 2003 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.39 2019/12/31 13:07:10 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.40 2020/06/11 19:20:43 ad Exp $");
#include "opt_explora.h"
#include "opt_modular.h"
@@ -179,7 +179,7 @@
* pool pages.
*/
- format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem()));
+ format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem(false)));
printf("avail memory = %s\n", pbuf);
/*
diff -r 4557e945aafa -r de405e63023e sys/arch/evbppc/virtex/machdep.c
--- a/sys/arch/evbppc/virtex/machdep.c Thu Jun 11 18:42:02 2020 +0000
+++ b/sys/arch/evbppc/virtex/machdep.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.24 2019/12/31 13:07:10 ad Exp $ */
+/* $NetBSD: machdep.c,v 1.25 2020/06/11 19:20:43 ad Exp $ */
/*
* Copyright (c) 2006 Jachym Holecek
@@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.24 2019/12/31 13:07:10 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.25 2020/06/11 19:20:43 ad Exp $");
#include "opt_compat_netbsd.h"
#include "opt_ddb.h"
@@ -202,7 +202,7 @@
* pool pages.
*/
- format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem()));
+ format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem(false)));
printf("avail memory = %s\n", pbuf);
/*
diff -r 4557e945aafa -r de405e63023e sys/arch/evbppc/walnut/machdep.c
--- a/sys/arch/evbppc/walnut/machdep.c Thu Jun 11 18:42:02 2020 +0000
+++ b/sys/arch/evbppc/walnut/machdep.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.58 2019/12/31 13:07:10 ad Exp $ */
+/* $NetBSD: machdep.c,v 1.59 2020/06/11 19:20:43 ad Exp $ */
/*
* Copyright 2001, 2002 Wasabi Systems, Inc.
@@ -67,7 +67,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.58 2019/12/31 13:07:10 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.59 2020/06/11 19:20:43 ad Exp $");
#include "opt_compat_netbsd.h"
#include "opt_ddb.h"
@@ -259,7 +259,7 @@
* pool pages.
*/
- format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem()));
+ format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem(false)));
printf("avail memory = %s\n", pbuf);
/*
diff -r 4557e945aafa -r de405e63023e sys/arch/ews4800mips/ews4800mips/machdep.c
--- a/sys/arch/ews4800mips/ews4800mips/machdep.c Thu Jun 11 18:42:02 2020 +0000
+++ b/sys/arch/ews4800mips/ews4800mips/machdep.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.30 2019/12/31 13:07:10 ad Exp $ */
+/* $NetBSD: machdep.c,v 1.31 2020/06/11 19:20:43 ad Exp $ */
/*-
* Copyright (c) 2001, 2004, 2005 The NetBSD Foundation, Inc.
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.30 2019/12/31 13:07:10 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.31 2020/06/11 19:20:43 ad Exp $");
#include "opt_ddb.h"
@@ -230,7 +230,7 @@
* are allocated via the pool allocator, and we use KSEG to
* map those pages.)
*/
- format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem()));
+ format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem(false)));
printf("avail memory = %s\n", pbuf);
}
diff -r 4557e945aafa -r de405e63023e sys/arch/hp300/hp300/machdep.c
--- a/sys/arch/hp300/hp300/machdep.c Thu Jun 11 18:42:02 2020 +0000
+++ b/sys/arch/hp300/hp300/machdep.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.233 2020/04/21 09:02:33 tsutsui Exp $ */
+/* $NetBSD: machdep.c,v 1.234 2020/06/11 19:20:43 ad Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@@ -39,7 +39,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.233 2020/04/21 09:02:33 tsutsui Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.234 2020/06/11 19:20:43 ad Exp $");
#include "opt_ddb.h"
#include "opt_compat_netbsd.h"
@@ -324,7 +324,7 @@
#ifdef DEBUG
pmapdebug = opmapdebug;
#endif
- format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem()));
+ format_bytes(pbuf, sizeof(pbuf), ptoa(uvm_availmem(false)));
printf("avail memory = %s\n", pbuf);
/*
diff -r 4557e945aafa -r de405e63023e sys/arch/hppa/hppa/machdep.c
--- a/sys/arch/hppa/hppa/machdep.c Thu Jun 11 18:42:02 2020 +0000
+++ b/sys/arch/hppa/hppa/machdep.c Thu Jun 11 19:20:42 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: machdep.c,v 1.13 2020/04/15 15:50:15 skrll Exp $ */
+/* $NetBSD: machdep.c,v 1.14 2020/06/11 19:20:43 ad Exp $ */
/*-
* Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
@@ -58,7 +58,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.13 2020/04/15 15:50:15 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.14 2020/06/11 19:20:43 ad Exp $");
#include "opt_cputype.h"
#include "opt_ddb.h"
@@ -931,7 +931,7 @@
phys_map = uvm_km_suballoc(kernel_map, &minaddr, &maxaddr,
VM_PHYS_SIZE, 0, false, NULL);
- format_bytes(pbuf[0], sizeof(pbuf[0]), ptoa(uvm_availmem()));
+ format_bytes(pbuf[0], sizeof(pbuf[0]), ptoa(uvm_availmem(false)));
printf("avail mem = %s\n", pbuf[0]);
}
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