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

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a67dc03fa3a6
branches:  trunk
changeset: 947896:a67dc03fa3a6
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Sat Dec 19 21:27:52 2020 +0000

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

diffstat:

 sys/arch/landisk/landisk/bus_dma.c |  23 ++++++++++++++---------
 sys/arch/landisk/landisk/intr.c    |  10 +++++-----
 2 files changed, 19 insertions(+), 14 deletions(-)

diffs (112 lines):

diff -r 073f30e4acdc -r a67dc03fa3a6 sys/arch/landisk/landisk/bus_dma.c
--- a/sys/arch/landisk/landisk/bus_dma.c        Sat Dec 19 21:25:03 2020 +0000
+++ b/sys/arch/landisk/landisk/bus_dma.c        Sat Dec 19 21:27:52 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: bus_dma.c,v 1.15 2012/03/31 06:35:11 tsutsui Exp $     */
+/*     $NetBSD: bus_dma.c,v 1.16 2020/12/19 21:27:52 thorpej Exp $     */
 
 /*
  * Copyright (c) 2005 NONAKA Kimihiro
@@ -26,13 +26,13 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: bus_dma.c,v 1.15 2012/03/31 06:35:11 tsutsui Exp $");
+__KERNEL_RCSID(0, "$NetBSD: bus_dma.c,v 1.16 2020/12/19 21:27:52 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>
 
 #include <uvm/uvm.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 073f30e4acdc -r a67dc03fa3a6 sys/arch/landisk/landisk/intr.c
--- a/sys/arch/landisk/landisk/intr.c   Sat Dec 19 21:25:03 2020 +0000
+++ b/sys/arch/landisk/landisk/intr.c   Sat Dec 19 21:27:52 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: intr.c,v 1.8 2019/11/10 21:16:29 chs Exp $     */
+/*     $NetBSD: intr.c,v 1.9 2020/12/19 21:27:52 thorpej Exp $ */
 
 /*-
  * Copyright (C) 2005 NONAKA Kimihiro <nonaka%netbsd.org@localhost>
@@ -26,12 +26,12 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: intr.c,v 1.8 2019/11/10 21:16:29 chs Exp $");
+__KERNEL_RCSID(0, "$NetBSD: intr.c,v 1.9 2020/12/19 21:27:52 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/exception.h>
@@ -143,7 +143,7 @@
 
        KDASSERT(irq >= 5 && irq <= 12);
 
-       ih = malloc(sizeof(*ih), M_DEVBUF, M_WAITOK);
+       ih = kmem_alloc(sizeof(*ih), KM_SLEEP);
 
        s = _cpu_intr_suspend();
 
@@ -234,7 +234,7 @@
 
        evcnt_detach(&ih->ih_evcnt);
 
-       free((void *)ih, M_DEVBUF);
+       kmem_free((void *)ih, sizeof(*ih));
 
        if (--eih->eih_nih == 0) {
                intc_intr_disestablish(eih->eih_func);