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[src/trunk]: src/sys/arch malloc(9) -> kmem(9)



details:   https://anonhg.NetBSD.org/src/rev/c1d809cfa7fc
branches:  trunk
changeset: 1016454:c1d809cfa7fc
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Sat Nov 21 15:52:32 2020 +0000

description:
malloc(9) -> kmem(9)

diffstat:

 sys/arch/evbsh3/ap_ms104_sh4/ap_ms104_sh4_intr.c |  10 +++++-----
 sys/arch/evbsh3/ap_ms104_sh4/shpcmcia.c          |  18 +++++++++---------
 sys/arch/evbsh3/evbsh3/bus_dma.c                 |  23 ++++++++++++++---------
 sys/arch/pmax/pmax/bus_dma.c                     |  23 ++++++++++++++---------
 sys/arch/pmax/tc/dt.c                            |  10 +++++-----
 sys/arch/prep/pci/gten.c                         |  10 +++++-----
 sys/arch/prep/pci/pci_machdep.c                  |  10 +++++-----
 sys/arch/prep/pnpbus/pnpbus.c                    |  22 +++++++++++-----------
 sys/arch/prep/prep/mainbus.c                     |  12 +++++-------
 sys/arch/rs6000/mca/mca_machdep.c                |  10 +++++-----
 sys/arch/rs6000/mca/mcadma_machdep.c             |  12 ++++++------
 sys/arch/rs6000/rs6000/pic_iocc.c                |   8 ++++----
 12 files changed, 88 insertions(+), 80 deletions(-)

diffs (truncated from 620 to 300 lines):

diff -r 90be24f9094e -r c1d809cfa7fc sys/arch/evbsh3/ap_ms104_sh4/ap_ms104_sh4_intr.c
--- a/sys/arch/evbsh3/ap_ms104_sh4/ap_ms104_sh4_intr.c  Sat Nov 21 15:48:05 2020 +0000
+++ b/sys/arch/evbsh3/ap_ms104_sh4/ap_ms104_sh4_intr.c  Sat Nov 21 15:52:32 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ap_ms104_sh4_intr.c,v 1.3 2019/11/10 21:16:27 chs Exp $        */
+/*     $NetBSD: ap_ms104_sh4_intr.c,v 1.4 2020/11/21 16:21:24 thorpej Exp $    */
 
 /*-
  * Copyright (C) 2009 NONAKA Kimihiro <nonaka%netbsd.org@localhost>
@@ -26,12 +26,12 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ap_ms104_sh4_intr.c,v 1.3 2019/11/10 21:16:27 chs Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ap_ms104_sh4_intr.c,v 1.4 2020/11/21 16:21:24 thorpej Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
 #include <sys/kernel.h>
-#include <sys/malloc.h>
+#include <sys/kmem.h>
 #include <sys/device.h>
 
 #include <sh3/devreg.h>
@@ -102,7 +102,7 @@
 
        KDASSERT(irq >= 1 && irq <= 14);
 
-       ih = malloc(sizeof(*ih), M_DEVBUF, M_WAITOK);
+       ih = kmem_alloc(sizeof(*ih), KM_SLEEP);
 
        s = _cpu_intr_suspend();
 
@@ -223,7 +223,7 @@
 
        evcnt_detach(&ih->ih_evcnt);
 
-       free((void *)ih, M_DEVBUF);
+       kmem_free((void *)ih, sizeof(*ih));
 
        if (--eih->eih_nih == 0) {
                uint8_t reg;
diff -r 90be24f9094e -r c1d809cfa7fc sys/arch/evbsh3/ap_ms104_sh4/shpcmcia.c
--- a/sys/arch/evbsh3/ap_ms104_sh4/shpcmcia.c   Sat Nov 21 15:48:05 2020 +0000
+++ b/sys/arch/evbsh3/ap_ms104_sh4/shpcmcia.c   Sat Nov 21 15:52:32 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: shpcmcia.c,v 1.4 2012/10/27 17:17:51 chs Exp $ */
+/*     $NetBSD: shpcmcia.c,v 1.5 2020/11/21 16:21:24 thorpej Exp $     */
 
 /*-
  * Copyright (C) 2009 NONAKA Kimihiro <nonaka%netbsd.org@localhost>
@@ -26,13 +26,13 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: shpcmcia.c,v 1.4 2012/10/27 17:17:51 chs Exp $");
+__KERNEL_RCSID(0, "$NetBSD: shpcmcia.c,v 1.5 2020/11/21 16:21:24 thorpej Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
 #include <sys/systm.h>
 #include <sys/device.h>
-#include <sys/malloc.h>
+#include <sys/kmem.h>
 #include <sys/kthread.h>
 #include <sys/kernel.h>
 #include <sys/callout.h>
@@ -400,9 +400,9 @@
                                        break;
                                if (pe2->pe_type == SHPCMCIA_EVENT_INSERT) {
                                        SIMPLEQ_REMOVE_HEAD(&h->events, pe_q);
-                                       free(pe1, M_TEMP);
+                                       kmem_free(pe1, sizeof(*pe1));
                                        SIMPLEQ_REMOVE_HEAD(&h->events, pe_q);
-                                       free(pe2, M_TEMP);
+                                       kmem_free(pe2, sizeof(*pe2));
                                }
                        }
                        splx(s);
@@ -425,9 +425,9 @@
                                        break;
                                if (pe2->pe_type == SHPCMCIA_EVENT_REMOVE) {
                                        SIMPLEQ_REMOVE_HEAD(&h->events, pe_q);
-                                       free(pe1, M_TEMP);
+                                       kmem_free(pe1, sizeof(*pe1));
                                        SIMPLEQ_REMOVE_HEAD(&h->events, pe_q);
-                                       free(pe2, M_TEMP);
+                                       kmem_free(pe2, sizeof(*pe2));
                                }
                        }
                        splx(s);
@@ -441,7 +441,7 @@
                        panic("shpcmcia_event_thread: unknown event %d",
                            pe->pe_type);
                }
-               free(pe, M_TEMP);
+               kmem_free(pe, sizeof(*pe));
        }
 
        h->event_thread = NULL;
@@ -458,7 +458,7 @@
        struct shpcmcia_event *pe;
        int s;
 
-       pe = malloc(sizeof(*pe), M_TEMP, M_NOWAIT);
+       pe = kmem_intr_alloc(sizeof(*pe), KM_NOSLEEP);
        if (pe == NULL)
                panic("shpcmcia_queue_event: can't allocate event");
 
diff -r 90be24f9094e -r c1d809cfa7fc sys/arch/evbsh3/evbsh3/bus_dma.c
--- a/sys/arch/evbsh3/evbsh3/bus_dma.c  Sat Nov 21 15:48:05 2020 +0000
+++ b/sys/arch/evbsh3/evbsh3/bus_dma.c  Sat Nov 21 15:52:32 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: bus_dma.c,v 1.4 2015/01/22 03:43:24 nonaka Exp $       */
+/*     $NetBSD: bus_dma.c,v 1.5 2020/11/21 16:21:24 thorpej Exp $      */
 
 /*
  * Copyright (c) 2005 NONAKA Kimihiro <nonaka%netbsd.org@localhost>
@@ -26,13 +26,13 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: bus_dma.c,v 1.4 2015/01/22 03:43:24 nonaka Exp $");
+__KERNEL_RCSID(0, "$NetBSD: bus_dma.c,v 1.5 2020/11/21 16:21:24 thorpej Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
 #include <sys/kernel.h>
 #include <sys/device.h>
-#include <sys/malloc.h>
+#include <sys/kmem.h>
 #include <sys/mbuf.h>
 #define        _EVBSH3_BUS_DMA_PRIVATE
 #include <sys/bus.h>
@@ -69,6 +69,14 @@
        ._dmamem_mmap = _bus_dmamem_mmap,
 };
 
+static size_t
+_bus_dmamap_mapsize(int const nsegments)
+{
+       KASSERT(nsegments > 0);
+       return sizeof(struct _bus_dmamap)
+               + (sizeof(bus_dma_segment_t) * (nsegments - 1));
+}
+
 /*
  * Create a DMA map.
  */
@@ -78,7 +86,6 @@
 {
        bus_dmamap_t map;
        void *mapstore;
-       size_t mapsize;
 
        DPRINTF(("%s: t = %p, size = %ld, nsegments = %d, maxsegsz = %ld,"
                 " boundary = %ld, flags = %x\n",
@@ -94,10 +101,8 @@
         * Preservation of ALLOCNOW notifies others that we've
         * reserved these resources, and they are not to be freed.
         */
-       mapsize = sizeof(struct _bus_dmamap)
-               + (sizeof(bus_dma_segment_t) * (nsegments - 1));
-       mapstore = malloc(mapsize, M_DMAMAP, M_ZERO
-                         | ((flags & BUS_DMA_NOWAIT) ? M_NOWAIT : M_WAITOK));
+       mapstore = kmem_zalloc(_bus_dmamap_mapsize(nsegments),
+                         (flags & BUS_DMA_NOWAIT) ? KM_NOSLEEP : KM_SLEEP);
        if (mapstore == NULL)
                return ENOMEM;
 
@@ -126,7 +131,7 @@
 
        DPRINTF(("%s: t = %p, map = %p\n", __func__, t, map));
 
-       free(map, M_DMAMAP);
+       kmem_free(map, _bus_dmamap_mapsize(map->_dm_segcnt));
 }
 
 static inline int
diff -r 90be24f9094e -r c1d809cfa7fc sys/arch/pmax/pmax/bus_dma.c
--- a/sys/arch/pmax/pmax/bus_dma.c      Sat Nov 21 15:48:05 2020 +0000
+++ b/sys/arch/pmax/pmax/bus_dma.c      Sat Nov 21 15:52:32 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: bus_dma.c,v 1.59 2017/05/18 16:34:56 christos Exp $    */
+/*     $NetBSD: bus_dma.c,v 1.60 2020/11/21 16:07:18 thorpej Exp $     */
 
 /*-
  * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: bus_dma.c,v 1.59 2017/05/18 16:34:56 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: bus_dma.c,v 1.60 2020/11/21 16:07:18 thorpej Exp $");
 
 #include "opt_cputype.h"
 
@@ -42,6 +42,7 @@
 #include <sys/mbuf.h>
 #include <sys/proc.h>
 #include <sys/systm.h>
+#include <sys/kmem.h>
 
 #include <uvm/uvm_extern.h>
 
@@ -87,6 +88,14 @@
 #endif
 }
 
+static size_t
+_bus_dmamap_mapsize(int const nsegments)
+{
+       KASSERT(nsegments > 0);
+       return sizeof(struct pmax_bus_dmamap) +
+           (sizeof(bus_dma_segment_t) * (nsegments - 1));
+}
+
 /*
  * Common function for DMA map creation.  May be called by bus-specific
  * DMA map creation functions.
@@ -97,7 +106,6 @@
 {
        struct pmax_bus_dmamap *map;
        void *mapstore;
-       size_t mapsize;
 
        /*
         * Allocate and initialize the DMA map.  The end of the map
@@ -111,13 +119,10 @@
         * The bus_dmamap_t includes one bus_dma_segment_t, hence
         * the (nsegments - 1).
         */
-       mapsize = sizeof(struct pmax_bus_dmamap) +
-           (sizeof(bus_dma_segment_t) * (nsegments - 1));
-       if ((mapstore = malloc(mapsize, M_DMAMAP,
-           (flags & BUS_DMA_NOWAIT) ? M_NOWAIT : M_WAITOK)) == NULL)
+       if ((mapstore = kmem_zalloc(_bus_dmamap_mapsize(nsegments),
+           (flags & BUS_DMA_NOWAIT) ? KM_NOSLEEP : KM_SLEEP)) == NULL)
                return (ENOMEM);
 
-       memset(mapstore, 0, mapsize);
        map = (struct pmax_bus_dmamap *)mapstore;
        map->_dm_size = size;
        map->_dm_segcnt = nsegments;
@@ -141,7 +146,7 @@
 _bus_dmamap_destroy(bus_dma_tag_t t, bus_dmamap_t map)
 {
 
-       free(map, M_DMAMAP);
+       kmem_free(map, _bus_dmamap_mapsize(map->_dm_segcnt));
 }
 
 /*
diff -r 90be24f9094e -r c1d809cfa7fc sys/arch/pmax/tc/dt.c
--- a/sys/arch/pmax/tc/dt.c     Sat Nov 21 15:48:05 2020 +0000
+++ b/sys/arch/pmax/tc/dt.c     Sat Nov 21 15:52:32 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: dt.c,v 1.13 2019/11/10 21:16:31 chs Exp $      */
+/*     $NetBSD: dt.c,v 1.14 2020/11/21 16:07:18 thorpej Exp $  */
 
 /*-
  * Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
@@ -133,7 +133,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dt.c,v 1.13 2019/11/10 21:16:31 chs Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dt.c,v 1.14 2020/11/21 16:07:18 thorpej Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -143,7 +143,7 @@
 #include <sys/file.h>
 #include <sys/kernel.h>
 #include <sys/device.h>
-#include <sys/malloc.h>
+#include <sys/kmem.h>
 #include <sys/intr.h>
 
 #include <dev/dec/lk201.h>
@@ -215,11 +215,11 @@
 
        dt_cninit();
 
-       msg = malloc(sizeof(*msg) * DT_BUF_CNT, M_DEVBUF, M_WAITOK);
+       msg = kmem_alloc(sizeof(*msg) * DT_BUF_CNT, KM_SLEEP);
        sc->sc_sih = softint_establish(SOFTINT_SERIAL, dt_dispatch, sc);
        if (sc->sc_sih == NULL) {
                printf("%s: memory exhausted\n", device_xname(self));
-               free(msg, M_DEVBUF);
+               kmem_free(msg, sizeof(*msg) * DT_BUF_CNT);
                return;
        }
 
diff -r 90be24f9094e -r c1d809cfa7fc sys/arch/prep/pci/gten.c
--- a/sys/arch/prep/pci/gten.c  Sat Nov 21 15:48:05 2020 +0000
+++ b/sys/arch/prep/pci/gten.c  Sat Nov 21 15:52:32 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: gten.c,v 1.21 2019/11/10 21:16:31 chs Exp $    */
+/*     $NetBSD: gten.c,v 1.22 2020/11/21 15:59:53 thorpej Exp $        */



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