Date: Fri, 11 Mar 2005 07:03:46 +0000 (UTC) From: Warner Losh <imp@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/dev/ppbus pps.c Message-ID: <200503110703.j2B73kkP075469@repoman.freebsd.org>
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imp 2005-03-11 07:03:46 UTC
FreeBSD src repository
Modified files:
sys/dev/ppbus pps.c
Log:
Make the pps interrupt register as MPSAFE and FAST. Use a spin lock
to syncrhonize access to the data as a result. This makes the pps
less likely to miss the 1ms pulse that I'm feeding it, but not
entirely reliable yet on my 133MHz P5.
Reviewed by: phk
Revision Changes Path
1.48 +15 -6 src/sys/dev/ppbus/pps.c
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