From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Date: Wed, 4 Jun 2008 06:02:13 -0400 From: Alan Cox To: Andy Walls Message-ID: <20080604100213.GB30924@devserv.devel.redhat.com> References: <20080522223700.2f103a14@core> <200805261846.35758.hverkuil@xs4all.nl> <1212287646.20064.21.camel@palomino.walls.org> <200806011215.11489.hverkuil@xs4all.nl> <1212346919.3294.6.camel@palomino.walls.org> <20080603182052.1080408e@gaivota> <20080603220828.GE30842@devserv.devel.redhat.com> <1212540270.3177.46.camel@palomino.walls.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1212540270.3177.46.camel@palomino.walls.org> Cc: Alan Cox , video4linux-list@redhat.com, Discussion list for development of the IVTV driver Subject: Re: [ivtv-devel] [PATCH] cx18: convert driver to video_ioctl2() (Re: [PATCH] video4linux: Push down the BKL) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: video4linux-list-bounces@redhat.com Errors-To: video4linux-list-bounces@redhat.com List-ID: On Tue, Jun 03, 2008 at 08:44:30PM -0400, Andy Walls wrote: > For the record, every pointer store looks something like this (before > relocations) on 64-bit: > > 1f9: 48 c7 87 c0 04 00 00 movq $0x0,0x4c0(%rdi) > 200: 00 00 00 00 > > 11 bytes * 19 NULL pointer stores = 209 bytes + wasted CPU cycles. Static objects don't get stored at init.. they are either in the data segment (older compilers) or BSS (smarter ones) -- video4linux-list mailing list Unsubscribe mailto:video4linux-list-request@redhat.com?subject=unsubscribe https://www.redhat.com/mailman/listinfo/video4linux-list