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authorjhibbits <jhibbits@FreeBSD.org>2016-02-20 01:32:58 +0000
committerjhibbits <jhibbits@FreeBSD.org>2016-02-20 01:32:58 +0000
commitf8385663eeba2c10cd82a51c0a461a4f932458a3 (patch)
tree1d99680c416ab999716f7e3fb78956be8804e81f /sys/riscv
parent7a33cbc5f75355b9aacc299db55706229c9da4af (diff)
downloadFreeBSD-src-f8385663eeba2c10cd82a51c0a461a4f932458a3.zip
FreeBSD-src-f8385663eeba2c10cd82a51c0a461a4f932458a3.tar.gz
Introduce a RMAN_IS_DEFAULT_RANGE() macro, and use it.
This simplifies checking for default resource range for bus_alloc_resource(), and improves readability. This is part of, and related to, the migration of rman_res_t from u_long to uintmax_t. Discussed with: jhb Suggested by: marcel
Diffstat (limited to 'sys/riscv')
-rw-r--r--sys/riscv/riscv/nexus.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/riscv/riscv/nexus.c b/sys/riscv/riscv/nexus.c
index 83b5795..8d862a1 100644
--- a/sys/riscv/riscv/nexus.c
+++ b/sys/riscv/riscv/nexus.c
@@ -215,7 +215,7 @@ nexus_alloc_resource(device_t bus, device_t child, int type, int *rid,
* (ie. they aren't maintained by a child bus), then work out
* the start/end values.
*/
- if ((start == 0UL) && (end == ~0UL) && (count == 1)) {
+ if (RMAN_IS_DEFAULT_RANGE(start, end) && (count == 1)) {
if (device_get_parent(child) != bus || ndev == NULL)
return(NULL);
rle = resource_list_find(&ndev->nx_resources, type, *rid);
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