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Date:      Mon, 4 Jun 2007 22:03:51 -0700
From:      John-Mark Gurney <gurney_j@resnet.uoregon.edu>
To:        David Malone <dwmalone@FreeBSD.org>
Cc:        cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/sys/amd64/amd64 tsc.c src/sys/amd64/isa clock.c src/sys/cam cam_xpt.c src/sys/cam/scsi scsi_all.c src/sys/compat/opensolaris/kern opensolaris_kstat.c src/sys/dev/acpica acpi_timer.c src/sys/dev/bge if_bge.c src/sys/dev/sound clone.c ...
Message-ID:  <20070605050351.GJ4602@funkthat.com>
In-Reply-To: <200706041825.l54IP8RD042273@repoman.freebsd.org>
References:  <200706041825.l54IP8RD042273@repoman.freebsd.org>

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David Malone wrote this message on Mon, Jun 04, 2007 at 18:25 +0000:
>   Log:
>   Despite several examples in the kernel, the third argument of
>   sysctl_handle_int is not sizeof the int type you want to export.
>   The type must always be an int or an unsigned int.
>   
>   Remove the instances where a sizeof(variable) is passed to stop
>   people accidently cut and pasting these examples.
>   
>   In a few places this was sysctl_handle_int was being used on 64 bit
>   types, which would truncate the value to be exported.  In these
>   cases use sysctl_handle_quad to export them and change the format
>   to Q so that sysctl(1) can still print them.

Perhaps documenting SYSCTL_HANDLER_ARGS and the several standard
handlers in sysctl_add_oid(9) would be in order?

-- 
  John-Mark Gurney				Voice: +1 415 225 5579

     "All that I will do, has been done, All that I have, has not."



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