Date: Wed, 23 Aug 2006 12:17:44 -0700 From: Julian Elischer <julian@elischer.org> To: Divacky Roman <xdivac02@stud.fit.vutbr.cz> Cc: hackers@freebsd.org Subject: Re: RFMEM and mmap() Message-ID: <44ECA9D8.90006@elischer.org> In-Reply-To: <20060823121451.GA67614@stud.fit.vutbr.cz> References: <20060823121451.GA67614@stud.fit.vutbr.cz>
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Divacky Roman wrote: >hi > >I wonder what happens when proc A, create proc B using > >fork1(td, RFMEM, 0, &p2); > >and either A or B mmap()s something. is the mmaped memory shared >among the procs? what if it brk()s something? > > > the virtual memory space is totally shared. this is how linuxthreads works. >thnx > >roman > > >---------------------- >www.liberalnistrana.cz >_______________________________________________ >freebsd-hackers@freebsd.org mailing list >http://lists.freebsd.org/mailman/listinfo/freebsd-hackers >To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org" > >
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