Date: Thu, 15 Jan 2004 15:32:16 +0100 From: Andre Oppermann <andre@freebsd.org> To: Dag-Erling Smorgrav <des@FreeBSD.org> Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/kern init_main.c kern_descrip.c sys_pipe.cuipc_syscalls.c uipc_usrreq.c vfs_syscalls.c src/sys/sysfiledesc.h Message-ID: <4006A470.B2CBEE02@freebsd.org> References: <200401151015.i0FAF49u009868@repoman.freebsd.org>
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Dag-Erling Smorgrav wrote: > > des 2004/01/15 02:15:04 PST > > FreeBSD src repository > > Modified files: > sys/kern init_main.c kern_descrip.c sys_pipe.c > uipc_syscalls.c uipc_usrreq.c > vfs_syscalls.c > sys/sys filedesc.h > Log: > New file descriptor allocation code, derived from similar code introduced > in OpenBSD by Niels Provos. The patch introduces a bitmap of allocated > file descriptors which is used to locate available descriptors when a new > one is needed. It also moves the task of growing the file descriptor table > out of fdalloc(), reducing complexity in both fdalloc() and do_dup(). > > Debts of gratitude are owed to tjr@ (who provided the original patch on > which this work is based), grog@ (for the gdb(4) man page) and rwatson@ > (for assistance with pxeboot(8)). Excellent! -- Andre
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