Date: Fri, 25 Jul 2014 18:41:57 +0000 (UTC) From: Xin LI <delphij@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r269093 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs Message-ID: <201407251841.s6PIfvUm002202@svn.freebsd.org>
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Author: delphij Date: Fri Jul 25 18:41:56 2014 New Revision: 269093 URL: http://svnweb.freebsd.org/changeset/base/269093 Log: Transform the I/O when vdev_physical_ashift is greater than SPA_MINBLOCKSHIFT. MFC after: 2 weeks Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c ============================================================================== --- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c Fri Jul 25 18:20:56 2014 (r269092) +++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c Fri Jul 25 18:41:56 2014 (r269093) @@ -2622,7 +2622,8 @@ zio_vdev_io_start(zio_t **ziop) align = 1ULL << vd->vdev_top->vdev_ashift; - if (!(zio->io_flags & ZIO_FLAG_PHYSICAL) && + if ((!(zio->io_flags & ZIO_FLAG_PHYSICAL) || + (vd->vdev_top->vdev_physical_ashift > SPA_MINBLOCKSHIFT)) && P2PHASE(zio->io_size, align) != 0) { /* Transform logical writes to be a full physical block size. */ uint64_t asize = P2ROUNDUP(zio->io_size, align);
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