Date: Thu, 2 Aug 2001 12:42:58 -0400 (EDT) From: Garrett Wollman <wollman@khavrinen.lcs.mit.edu> To: Ian Dowse <iedowse@maths.tcd.ie> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/kern kern_exit.c kern_sig.c Message-ID: <200108021642.f72GgwC51463@khavrinen.lcs.mit.edu> In-Reply-To: <200108021732.aa36978@salmon.maths.tcd.ie> References: <20010803002014.L630-100000@besplex.bde.org> <200108021732.aa36978@salmon.maths.tcd.ie>
next in thread | previous in thread | raw e-mail | index | archive | help
<<On Thu, 02 Aug 2001 17:32:12 +0100, Ian Dowse <iedowse@maths.tcd.ie> said: > I have put together a patch that adds a new procsig flag PS_CLDSIGIGN > which could be tested instead of PHOLD'ing the parent; this might > save the IO involved in swapping in a parent whose SIGCHLD handler > is SIG_IGN. I'm not sure if that is a worthwhile saving. I don't think it's worth it. The most common case is that the SIGCHLD is not set to SIG_IGN, so you are merely postponing the inevitable by a few cycles. -GAWollman To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200108021642.f72GgwC51463>