Re: sysctl vs /proc/sys

[H. Peter Anvin]

Followup to:  <20031213.094210.107050343.yoshfuji@xxxxxxxxxxxxxx>
By author:    YOSHIFUJI Hideaki / =?iso-2022-jp?B?GyRCNUhGIzFRTEAbKEI=?= <yoshfuji@xxxxxxxxxxxxxx>
In newsgroup: linux.dev.kernel
> 
> Yes, I meant to read old value and to set new one in one system call.
> The sysctl system-call does lock_kernel, so sysctl(2) sytem-call 
> are serialized.
> 

Dumb question... what do you need this for?  sysctl is mostly used to
initialization-time stuff...  In most cases you can use flock(),
probably, although that is advisory and not compulsory.

	-hpa
-- 
<hpa@xxxxxxxxxxxxx> at work, <hpa@xxxxxxxxx> in private!
If you send me mail in HTML format I will assume it's spam.
"Unix gives you enough rope to shoot yourself in the foot."
Architectures needed: ia64 m68k mips64 ppc ppc64 s390 s390x sh v850 x86-64
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/