Date: Wed, 26 Mar 2003 22:20:34 -0800 (PST) From: Nate Lawson <nate@root.org> To: Tor Egge <tegge@FreeBSD.org> Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/conf NOTES files options src/sys/kern vfs_bio.c src/sys/ufs/ffs ffs_rawread.c ffs_vnops.c Message-ID: <Pine.BSF.4.21.0303262216010.28705-100000@root.org> In-Reply-To: <20030326234122.0771937B405@hub.freebsd.org>
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On Wed, 26 Mar 2003, Tor Egge wrote: > Modified files: > sys/conf NOTES files options > sys/kern vfs_bio.c > sys/ufs/ffs ffs_vnops.c > Added files: > sys/ufs/ffs ffs_rawread.c > Log: > Add support for reading directly from file to userland buffer when the > O_DIRECT descriptor status flag is set and both offset and length is a > multiple of the physical media sector size. > > Revision Changes Path > 1.1141 +13 -0 src/sys/conf/NOTES > 1.772 +1 -0 src/sys/conf/files > 1.385 +2 -0 src/sys/conf/options > 1.381 +12 -0 src/sys/kern/vfs_bio.c > 1.1 +498 -0 src/sys/ufs/ffs/ffs_rawread.c (new) > 1.107 +13 -0 src/sys/ufs/ffs/ffs_vnops.c Not just "thanks", but "this is awesome!" I have been wanting this for many applications, including scsi_target. BTW, I noticed it appears to have been developed on 4.x and it would be nice if it got better locking for 5.x eventually. Thanks, Natehome | help
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