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authorhselasky <hselasky@FreeBSD.org>2015-02-10 13:25:29 +0000
committerhselasky <hselasky@FreeBSD.org>2015-02-10 13:25:29 +0000
commitae29368fe4698203628d19c4b9b22da6042720fb (patch)
tree6f6835c1f21ad66aff55ff14e29a343b3968e37f /sys/conf/options
parent811636d3640fe5b1590b9441ea57b2df6f839115 (diff)
downloadFreeBSD-src-ae29368fe4698203628d19c4b9b22da6042720fb.zip
FreeBSD-src-ae29368fe4698203628d19c4b9b22da6042720fb.tar.gz
MFC r278074:
Optimise allocation of USB DMA structures. By default don't double map allocations if only one element should be allocated per page cache. Make one allocation per element compile time configurable. Fix a comment while at it.
Diffstat (limited to 'sys/conf/options')
-rw-r--r--sys/conf/options1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/conf/options b/sys/conf/options
index 2d68b75..33046f7 100644
--- a/sys/conf/options
+++ b/sys/conf/options
@@ -663,6 +663,7 @@ USB_HOST_ALIGN opt_usb.h
USB_REQ_DEBUG opt_usb.h
USB_TEMPLATE opt_usb.h
USB_VERBOSE opt_usb.h
+USB_DMA_SINGLE_ALLOC opt_usb.h
USB_EHCI_BIG_ENDIAN_DESC opt_usb.h
U3G_DEBUG opt_u3g.h
UKBD_DFLT_KEYMAP opt_ukbd.h
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