Module Name: src
Committed By: jdolecek
Date: Fri Sep 16 15:24:47 UTC 2016
Modified Files:
src/sys/dev/ic: ld_nvme.c
Log Message:
change nvme(4) ld to use fcfs as default strategy to lower i/o processing
overhead and hence lower latency; the sorting doesn't provide any benefit
for SSDs
To generate a diff of this commit:
cvs rdiff -u -r1.2 -r1.3 src/sys/dev/ic/ld_nvme.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/ic/ld_nvme.c
diff -u src/sys/dev/ic/ld_nvme.c:1.2 src/sys/dev/ic/ld_nvme.c:1.3
--- src/sys/dev/ic/ld_nvme.c:1.2 Fri Sep 16 15:20:50 2016
+++ src/sys/dev/ic/ld_nvme.c Fri Sep 16 15:24:47 2016
@@ -1,4 +1,4 @@
-/* $NetBSD: ld_nvme.c,v 1.2 2016/09/16 15:20:50 jdolecek Exp $ */
+/* $NetBSD: ld_nvme.c,v 1.3 2016/09/16 15:24:47 jdolecek Exp $ */
/*-
* Copyright (C) 2016 NONAKA Kimihiro <[email protected]>
@@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ld_nvme.c,v 1.2 2016/09/16 15:20:50 jdolecek Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ld_nvme.c,v 1.3 2016/09/16 15:24:47 jdolecek Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -114,7 +114,7 @@ ld_nvme_attach(device_t parent, device_t
ld->sc_dump = ld_nvme_dump;
ld->sc_flush = ld_nvme_flush;
ld->sc_flags = LDF_ENABLED;
- ldattach(ld, BUFQ_DISK_DEFAULT_STRAT);
+ ldattach(ld, "fcfs");
}
static int
