X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=fs%2Fxfs%2Flinux-2.6%2Fxfs_lrw.c;h=1bf47f219c971c9da83b6a8208531d47d2f58921;hb=3126c136bc30225d7a43af741778aa50e95e467a;hp=5b95a7297fd1a0e7c425e2078d38c801af28360e;hpb=2f6f7b3d9b5600e1f6e7622c62ab30f36bd0f57f;p=safe%2Fjmp%2Flinux-2.6 diff --git a/fs/xfs/linux-2.6/xfs_lrw.c b/fs/xfs/linux-2.6/xfs_lrw.c index 5b95a72..1bf47f2 100644 --- a/fs/xfs/linux-2.6/xfs_lrw.c +++ b/fs/xfs/linux-2.6/xfs_lrw.c @@ -42,7 +42,6 @@ #include "xfs_error.h" #include "xfs_itable.h" #include "xfs_rw.h" -#include "xfs_acl.h" #include "xfs_attr.h" #include "xfs_inode_item.h" #include "xfs_buf_item.h" @@ -58,14 +57,12 @@ void xfs_rw_enter_trace( int tag, - xfs_iocore_t *io, + xfs_inode_t *ip, void *data, size_t segs, loff_t offset, int ioflags) { - xfs_inode_t *ip = XFS_IO_INODE(io); - if (ip->i_rwtrace == NULL) return; ktrace_enter(ip->i_rwtrace, @@ -78,8 +75,8 @@ xfs_rw_enter_trace( (void *)((unsigned long)((offset >> 32) & 0xffffffff)), (void *)((unsigned long)(offset & 0xffffffff)), (void *)((unsigned long)ioflags), - (void *)((unsigned long)((io->io_new_size >> 32) & 0xffffffff)), - (void *)((unsigned long)(io->io_new_size & 0xffffffff)), + (void *)((unsigned long)((ip->i_new_size >> 32) & 0xffffffff)), + (void *)((unsigned long)(ip->i_new_size & 0xffffffff)), (void *)((unsigned long)current_pid()), (void *)NULL, (void *)NULL, @@ -89,13 +86,12 @@ xfs_rw_enter_trace( void xfs_inval_cached_trace( - xfs_iocore_t *io, + xfs_inode_t *ip, xfs_off_t offset, xfs_off_t len, xfs_off_t first, xfs_off_t last) { - xfs_inode_t *ip = XFS_IO_INODE(io); if (ip->i_rwtrace == NULL) return; @@ -131,49 +127,38 @@ xfs_inval_cached_trace( */ STATIC int xfs_iozero( - struct inode *ip, /* inode */ + struct xfs_inode *ip, /* inode */ loff_t pos, /* offset in file */ size_t count) /* size of data to zero */ { - unsigned bytes; struct page *page; struct address_space *mapping; int status; - mapping = ip->i_mapping; + mapping = VFS_I(ip)->i_mapping; do { - unsigned long index, offset; + unsigned offset, bytes; + void *fsdata; offset = (pos & (PAGE_CACHE_SIZE -1)); /* Within page */ - index = pos >> PAGE_CACHE_SHIFT; bytes = PAGE_CACHE_SIZE - offset; if (bytes > count) bytes = count; - status = -ENOMEM; - page = grab_cache_page(mapping, index); - if (!page) - break; - - status = mapping->a_ops->prepare_write(NULL, page, offset, - offset + bytes); + status = pagecache_write_begin(NULL, mapping, pos, bytes, + AOP_FLAG_UNINTERRUPTIBLE, + &page, &fsdata); if (status) - goto unlock; - - zero_user_page(page, offset, bytes, KM_USER0); + break; - status = mapping->a_ops->commit_write(NULL, page, offset, - offset + bytes); - if (!status) { - pos += bytes; - count -= bytes; - } + zero_user(page, offset, bytes); -unlock: - unlock_page(page); - page_cache_release(page); - if (status) - break; + status = pagecache_write_end(NULL, mapping, pos, bytes, bytes, + page, fsdata); + WARN_ON(status <= 0); /* can't return less than zero! */ + pos += bytes; + count -= bytes; + status = 0; } while (count); return (-status); @@ -190,7 +175,6 @@ xfs_read( { struct file *file = iocb->ki_filp; struct inode *inode = file->f_mapping->host; - bhv_vnode_t *vp = XFS_ITOV(ip); xfs_mount_t *mp = ip->i_mount; size_t size = 0; ssize_t ret = 0; @@ -216,7 +200,7 @@ xfs_read( if (unlikely(ioflags & IO_ISDIRECT)) { xfs_buftarg_t *target = - (ip->i_d.di_flags & XFS_DIFLAG_REALTIME) ? + XFS_IS_REALTIME_INODE(ip) ? mp->m_rtdev_targp : mp->m_ddev_targp; if ((*offset & target->bt_smask) || (size & target->bt_smask)) { @@ -242,11 +226,11 @@ xfs_read( xfs_ilock(ip, XFS_IOLOCK_SHARED); if (DM_EVENT_ENABLED(ip, DM_EVENT_READ) && !(ioflags & IO_INVIS)) { - bhv_vrwlock_t locktype = VRWLOCK_READ; int dmflags = FILP_DELAY_FLAG(file) | DM_SEM_FLAG_RD(ioflags); + int iolock = XFS_IOLOCK_SHARED; - ret = -XFS_SEND_DATA(mp, DM_EVENT_READ, vp, *offset, size, - dmflags, &locktype); + ret = -XFS_SEND_DATA(mp, DM_EVENT_READ, ip, *offset, size, + dmflags, &iolock); if (ret) { xfs_iunlock(ip, XFS_IOLOCK_SHARED); if (unlikely(ioflags & IO_ISDIRECT)) @@ -256,10 +240,9 @@ xfs_read( } if (unlikely(ioflags & IO_ISDIRECT)) { - if (VN_CACHED(vp)) - ret = xfs_flushinval_pages(ip, - ctooff(offtoct(*offset)), - -1, FI_REMAPF_LOCKED); + if (inode->i_mapping->nrpages) + ret = -xfs_flushinval_pages(ip, (*offset & PAGE_CACHE_MASK), + -1, FI_REMAPF_LOCKED); mutex_unlock(&inode->i_mutex); if (ret) { xfs_iunlock(ip, XFS_IOLOCK_SHARED); @@ -267,13 +250,11 @@ xfs_read( } } - xfs_rw_enter_trace(XFS_READ_ENTER, &ip->i_iocore, + xfs_rw_enter_trace(XFS_READ_ENTER, ip, (void *)iovp, segs, *offset, ioflags); iocb->ki_pos = *offset; ret = generic_file_aio_read(iocb, iovp, segs, *offset); - if (ret == -EIOCBQUEUED && !(ioflags & IO_ISAIO)) - ret = wait_on_sync_kiocb(iocb); if (ret > 0) XFS_STATS_ADD(xs_read_bytes, ret); @@ -291,7 +272,6 @@ xfs_splice_read( int flags, int ioflags) { - bhv_vnode_t *vp = XFS_ITOV(ip); xfs_mount_t *mp = ip->i_mount; ssize_t ret; @@ -302,17 +282,17 @@ xfs_splice_read( xfs_ilock(ip, XFS_IOLOCK_SHARED); if (DM_EVENT_ENABLED(ip, DM_EVENT_READ) && !(ioflags & IO_INVIS)) { - bhv_vrwlock_t locktype = VRWLOCK_READ; + int iolock = XFS_IOLOCK_SHARED; int error; - error = XFS_SEND_DATA(mp, DM_EVENT_READ, vp, *ppos, count, - FILP_DELAY_FLAG(infilp), &locktype); + error = XFS_SEND_DATA(mp, DM_EVENT_READ, ip, *ppos, count, + FILP_DELAY_FLAG(infilp), &iolock); if (error) { xfs_iunlock(ip, XFS_IOLOCK_SHARED); return -error; } } - xfs_rw_enter_trace(XFS_SPLICE_READ_ENTER, &ip->i_iocore, + xfs_rw_enter_trace(XFS_SPLICE_READ_ENTER, ip, pipe, count, *ppos, ioflags); ret = generic_file_splice_read(infilp, ppos, pipe, count, flags); if (ret > 0) @@ -332,9 +312,7 @@ xfs_splice_write( int flags, int ioflags) { - bhv_vnode_t *vp = XFS_ITOV(ip); xfs_mount_t *mp = ip->i_mount; - xfs_iocore_t *io = &ip->i_iocore; ssize_t ret; struct inode *inode = outfilp->f_mapping->host; xfs_fsize_t isize, new_size; @@ -346,11 +324,11 @@ xfs_splice_write( xfs_ilock(ip, XFS_IOLOCK_EXCL); if (DM_EVENT_ENABLED(ip, DM_EVENT_WRITE) && !(ioflags & IO_INVIS)) { - bhv_vrwlock_t locktype = VRWLOCK_WRITE; + int iolock = XFS_IOLOCK_EXCL; int error; - error = XFS_SEND_DATA(mp, DM_EVENT_WRITE, vp, *ppos, count, - FILP_DELAY_FLAG(outfilp), &locktype); + error = XFS_SEND_DATA(mp, DM_EVENT_WRITE, ip, *ppos, count, + FILP_DELAY_FLAG(outfilp), &iolock); if (error) { xfs_iunlock(ip, XFS_IOLOCK_EXCL); return -error; @@ -361,10 +339,10 @@ xfs_splice_write( xfs_ilock(ip, XFS_ILOCK_EXCL); if (new_size > ip->i_size) - io->io_new_size = new_size; + ip->i_new_size = new_size; xfs_iunlock(ip, XFS_ILOCK_EXCL); - xfs_rw_enter_trace(XFS_SPLICE_WRITE_ENTER, &ip->i_iocore, + xfs_rw_enter_trace(XFS_SPLICE_WRITE_ENTER, ip, pipe, count, *ppos, ioflags); ret = generic_file_splice_write(pipe, outfilp, ppos, count, flags); if (ret > 0) @@ -381,9 +359,9 @@ xfs_splice_write( xfs_iunlock(ip, XFS_ILOCK_EXCL); } - if (io->io_new_size) { + if (ip->i_new_size) { xfs_ilock(ip, XFS_ILOCK_EXCL); - io->io_new_size = 0; + ip->i_new_size = 0; if (ip->i_d.di_size > ip->i_size) ip->i_d.di_size = ip->i_size; xfs_iunlock(ip, XFS_ILOCK_EXCL); @@ -400,20 +378,19 @@ xfs_splice_write( */ STATIC int /* error (positive) */ xfs_zero_last_block( - struct inode *ip, - xfs_iocore_t *io, + xfs_inode_t *ip, xfs_fsize_t offset, xfs_fsize_t isize) { xfs_fileoff_t last_fsb; - xfs_mount_t *mp = io->io_mount; + xfs_mount_t *mp = ip->i_mount; int nimaps; int zero_offset; int zero_len; int error = 0; xfs_bmbt_irec_t imap; - ASSERT(ismrlocked(io->io_lock, MR_UPDATE) != 0); + ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); zero_offset = XFS_B_FSB_OFFSET(mp, isize); if (zero_offset == 0) { @@ -426,7 +403,7 @@ xfs_zero_last_block( last_fsb = XFS_B_TO_FSBT(mp, isize); nimaps = 1; - error = XFS_BMAPI(mp, NULL, io, last_fsb, 1, 0, NULL, 0, &imap, + error = xfs_bmapi(NULL, ip, last_fsb, 1, 0, NULL, 0, &imap, &nimaps, NULL, NULL); if (error) { return error; @@ -444,14 +421,14 @@ xfs_zero_last_block( * out sync. We need to drop the ilock while we do this so we * don't deadlock when the buffer cache calls back to us. */ - XFS_IUNLOCK(mp, io, XFS_ILOCK_EXCL| XFS_EXTSIZE_RD); + xfs_iunlock(ip, XFS_ILOCK_EXCL); zero_len = mp->m_sb.sb_blocksize - zero_offset; if (isize + zero_len > offset) zero_len = offset - isize; error = xfs_iozero(ip, isize, zero_len); - XFS_ILOCK(mp, io, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD); + xfs_ilock(ip, XFS_ILOCK_EXCL); ASSERT(error >= 0); return error; } @@ -469,35 +446,31 @@ xfs_zero_last_block( int /* error (positive) */ xfs_zero_eof( - bhv_vnode_t *vp, - xfs_iocore_t *io, + xfs_inode_t *ip, xfs_off_t offset, /* starting I/O offset */ xfs_fsize_t isize) /* current inode size */ { - struct inode *ip = vn_to_inode(vp); + xfs_mount_t *mp = ip->i_mount; xfs_fileoff_t start_zero_fsb; xfs_fileoff_t end_zero_fsb; xfs_fileoff_t zero_count_fsb; xfs_fileoff_t last_fsb; xfs_fileoff_t zero_off; xfs_fsize_t zero_len; - xfs_mount_t *mp = io->io_mount; int nimaps; int error = 0; xfs_bmbt_irec_t imap; - ASSERT(ismrlocked(io->io_lock, MR_UPDATE)); - ASSERT(ismrlocked(io->io_iolock, MR_UPDATE)); + ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL|XFS_IOLOCK_EXCL)); ASSERT(offset > isize); /* * First handle zeroing the block on which isize resides. * We only zero a part of that block so it is handled specially. */ - error = xfs_zero_last_block(ip, io, offset, isize); + error = xfs_zero_last_block(ip, offset, isize); if (error) { - ASSERT(ismrlocked(io->io_lock, MR_UPDATE)); - ASSERT(ismrlocked(io->io_iolock, MR_UPDATE)); + ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL|XFS_IOLOCK_EXCL)); return error; } @@ -525,11 +498,10 @@ xfs_zero_eof( while (start_zero_fsb <= end_zero_fsb) { nimaps = 1; zero_count_fsb = end_zero_fsb - start_zero_fsb + 1; - error = XFS_BMAPI(mp, NULL, io, start_zero_fsb, zero_count_fsb, + error = xfs_bmapi(NULL, ip, start_zero_fsb, zero_count_fsb, 0, NULL, 0, &imap, &nimaps, NULL, NULL); if (error) { - ASSERT(ismrlocked(io->io_lock, MR_UPDATE)); - ASSERT(ismrlocked(io->io_iolock, MR_UPDATE)); + ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL|XFS_IOLOCK_EXCL)); return error; } ASSERT(nimaps > 0); @@ -553,7 +525,7 @@ xfs_zero_eof( * Drop the inode lock while we're doing the I/O. * We'll still have the iolock to protect us. */ - XFS_IUNLOCK(mp, io, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD); + xfs_iunlock(ip, XFS_ILOCK_EXCL); zero_off = XFS_FSB_TO_B(mp, start_zero_fsb); zero_len = XFS_FSB_TO_B(mp, imap.br_blockcount); @@ -569,14 +541,13 @@ xfs_zero_eof( start_zero_fsb = imap.br_startoff + imap.br_blockcount; ASSERT(start_zero_fsb <= (end_zero_fsb + 1)); - XFS_ILOCK(mp, io, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD); + xfs_ilock(ip, XFS_ILOCK_EXCL); } return 0; out_lock: - - XFS_ILOCK(mp, io, XFS_ILOCK_EXCL|XFS_EXTSIZE_RD); + xfs_ilock(ip, XFS_ILOCK_EXCL); ASSERT(error >= 0); return error; } @@ -593,15 +564,12 @@ xfs_write( struct file *file = iocb->ki_filp; struct address_space *mapping = file->f_mapping; struct inode *inode = mapping->host; - bhv_vnode_t *vp = XFS_ITOV(xip); unsigned long segs = nsegs; xfs_mount_t *mp; ssize_t ret = 0, error = 0; xfs_fsize_t isize, new_size; - xfs_iocore_t *io; int iolock; int eventsent = 0; - bhv_vrwlock_t locktype; size_t ocount = 0, count; loff_t pos; int need_i_mutex; @@ -618,10 +586,9 @@ xfs_write( if (count == 0) return 0; - io = &xip->i_iocore; - mp = io->io_mount; + mp = xip->i_mount; - vfs_wait_for_freeze(XFS_MTOVFS(mp), SB_FREEZE_WRITE); + xfs_wait_for_freeze(mp, SB_FREEZE_WRITE); if (XFS_FORCED_SHUTDOWN(mp)) return -EIO; @@ -629,11 +596,9 @@ xfs_write( relock: if (ioflags & IO_ISDIRECT) { iolock = XFS_IOLOCK_SHARED; - locktype = VRWLOCK_WRITE_DIRECT; need_i_mutex = 0; } else { iolock = XFS_IOLOCK_EXCL; - locktype = VRWLOCK_WRITE; need_i_mutex = 1; mutex_lock(&inode->i_mutex); } @@ -656,9 +621,8 @@ start: dmflags |= DM_FLAGS_IMUX; xfs_iunlock(xip, XFS_ILOCK_EXCL); - error = XFS_SEND_DATA(xip->i_mount, DM_EVENT_WRITE, vp, - pos, count, - dmflags, &locktype); + error = XFS_SEND_DATA(xip->i_mount, DM_EVENT_WRITE, xip, + pos, count, dmflags, &iolock); if (error) { goto out_unlock_internal; } @@ -678,7 +642,7 @@ start: if (ioflags & IO_ISDIRECT) { xfs_buftarg_t *target = - (xip->i_d.di_flags & XFS_DIFLAG_REALTIME) ? + XFS_IS_REALTIME_INODE(xip) ? mp->m_rtdev_targp : mp->m_ddev_targp; if ((pos & target->bt_smask) || (count & target->bt_smask)) { @@ -686,10 +650,9 @@ start: return XFS_ERROR(-EINVAL); } - if (!need_i_mutex && (VN_CACHED(vp) || pos > xip->i_size)) { + if (!need_i_mutex && (mapping->nrpages || pos > xip->i_size)) { xfs_iunlock(xip, XFS_ILOCK_EXCL|iolock); iolock = XFS_IOLOCK_EXCL; - locktype = VRWLOCK_WRITE; need_i_mutex = 1; mutex_lock(&inode->i_mutex); xfs_ilock(xip, XFS_ILOCK_EXCL|iolock); @@ -699,13 +662,10 @@ start: new_size = pos + count; if (new_size > xip->i_size) - io->io_new_size = new_size; + xip->i_new_size = new_size; - if (likely(!(ioflags & IO_INVIS))) { + if (likely(!(ioflags & IO_INVIS))) file_update_time(file); - xfs_ichgtime_fast(xip, inode, - XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG); - } /* * If the offset is beyond the size of the file, we have a couple @@ -717,7 +677,7 @@ start: */ if (pos > xip->i_size) { - error = xfs_zero_eof(vp, io, pos, xip->i_size); + error = xfs_zero_eof(xip, pos, xip->i_size); if (error) { xfs_iunlock(xip, XFS_ILOCK_EXCL); goto out_unlock_internal; @@ -738,23 +698,22 @@ start: !capable(CAP_FSETID)) { error = xfs_write_clear_setuid(xip); if (likely(!error)) - error = -remove_suid(file->f_path.dentry); + error = -file_remove_suid(file); if (unlikely(error)) { goto out_unlock_internal; } } -retry: /* We can write back this queue in page reclaim */ current->backing_dev_info = mapping->backing_dev_info; if ((ioflags & IO_ISDIRECT)) { - if (VN_CACHED(vp)) { + if (mapping->nrpages) { WARN_ON(need_i_mutex == 0); - xfs_inval_cached_trace(io, pos, -1, - ctooff(offtoct(pos)), -1); + xfs_inval_cached_trace(xip, pos, -1, + (pos & PAGE_CACHE_MASK), -1); error = xfs_flushinval_pages(xip, - ctooff(offtoct(pos)), + (pos & PAGE_CACHE_MASK), -1, FI_REMAPF_LOCKED); if (error) goto out_unlock_internal; @@ -762,15 +721,14 @@ retry: if (need_i_mutex) { /* demote the lock now the cached pages are gone */ - XFS_ILOCK_DEMOTE(mp, io, XFS_IOLOCK_EXCL); + xfs_ilock_demote(xip, XFS_IOLOCK_EXCL); mutex_unlock(&inode->i_mutex); iolock = XFS_IOLOCK_SHARED; - locktype = VRWLOCK_WRITE_DIRECT; need_i_mutex = 0; } - xfs_rw_enter_trace(XFS_DIOWR_ENTER, io, (void *)iovp, segs, + xfs_rw_enter_trace(XFS_DIOWR_ENTER, xip, (void *)iovp, segs, *offset, ioflags); ret = generic_file_direct_write(iocb, iovp, &segs, pos, offset, count, ocount); @@ -790,44 +748,55 @@ retry: goto relock; } } else { - xfs_rw_enter_trace(XFS_WRITE_ENTER, io, (void *)iovp, segs, + int enospc = 0; + ssize_t ret2 = 0; + +write_retry: + xfs_rw_enter_trace(XFS_WRITE_ENTER, xip, (void *)iovp, segs, *offset, ioflags); - ret = generic_file_buffered_write(iocb, iovp, segs, + ret2 = generic_file_buffered_write(iocb, iovp, segs, pos, offset, count, ret); + /* + * if we just got an ENOSPC, flush the inode now we + * aren't holding any page locks and retry *once* + */ + if (ret2 == -ENOSPC && !enospc) { + error = xfs_flush_pages(xip, 0, -1, 0, FI_NONE); + if (error) + goto out_unlock_internal; + enospc = 1; + goto write_retry; + } + ret = ret2; } current->backing_dev_info = NULL; - if (ret == -EIOCBQUEUED && !(ioflags & IO_ISAIO)) - ret = wait_on_sync_kiocb(iocb); + isize = i_size_read(inode); + if (unlikely(ret < 0 && ret != -EFAULT && *offset > isize)) + *offset = isize; + + if (*offset > xip->i_size) { + xfs_ilock(xip, XFS_ILOCK_EXCL); + if (*offset > xip->i_size) + xip->i_size = *offset; + xfs_iunlock(xip, XFS_ILOCK_EXCL); + } if (ret == -ENOSPC && DM_EVENT_ENABLED(xip, DM_EVENT_NOSPACE) && !(ioflags & IO_INVIS)) { - xfs_rwunlock(xip, locktype); + xfs_iunlock(xip, iolock); if (need_i_mutex) mutex_unlock(&inode->i_mutex); - error = XFS_SEND_NAMESP(xip->i_mount, DM_EVENT_NOSPACE, vp, - DM_RIGHT_NULL, vp, DM_RIGHT_NULL, NULL, NULL, + error = XFS_SEND_NAMESP(xip->i_mount, DM_EVENT_NOSPACE, xip, + DM_RIGHT_NULL, xip, DM_RIGHT_NULL, NULL, NULL, 0, 0, 0); /* Delay flag intentionally unused */ if (need_i_mutex) mutex_lock(&inode->i_mutex); - xfs_rwlock(xip, locktype); + xfs_ilock(xip, iolock); if (error) goto out_unlock_internal; - pos = xip->i_size; - ret = 0; - goto retry; - } - - isize = i_size_read(inode); - if (unlikely(ret < 0 && ret != -EFAULT && *offset > isize)) - *offset = isize; - - if (*offset > xip->i_size) { - xfs_ilock(xip, XFS_ILOCK_EXCL); - if (*offset > xip->i_size) - xip->i_size = *offset; - xfs_iunlock(xip, XFS_ILOCK_EXCL); + goto start; } error = -ret; @@ -837,27 +806,30 @@ retry: XFS_STATS_ADD(xs_write_bytes, ret); /* Handle various SYNC-type writes */ - if ((file->f_flags & O_SYNC) || IS_SYNC(inode)) { - error = xfs_write_sync_logforce(mp, xip); - if (error) - goto out_unlock_internal; + if ((file->f_flags & O_DSYNC) || IS_SYNC(inode)) { + loff_t end = pos + ret - 1; + int error2; - xfs_rwunlock(xip, locktype); + xfs_iunlock(xip, iolock); if (need_i_mutex) mutex_unlock(&inode->i_mutex); - error = sync_page_range(inode, mapping, pos, ret); + error2 = filemap_write_and_wait_range(mapping, pos, end); if (!error) - error = -ret; + error = error2; if (need_i_mutex) mutex_lock(&inode->i_mutex); - xfs_rwlock(xip, locktype); + xfs_ilock(xip, iolock); + + error2 = xfs_fsync(xip); + if (!error) + error = error2; } out_unlock_internal: - if (io->io_new_size) { + if (xip->i_new_size) { xfs_ilock(xip, XFS_ILOCK_EXCL); - io->io_new_size = 0; + xip->i_new_size = 0; /* * If this was a direct or synchronous I/O that failed (such * as ENOSPC) then part of the I/O may have been written to @@ -869,7 +841,7 @@ retry: xip->i_d.di_size = xip->i_size; xfs_iunlock(xip, XFS_ILOCK_EXCL); } - xfs_rwunlock(xip, locktype); + xfs_iunlock(xip, iolock); out_unlock_mutex: if (need_i_mutex) mutex_unlock(&inode->i_mutex); @@ -885,13 +857,7 @@ retry: int xfs_bdstrat_cb(struct xfs_buf *bp) { - xfs_mount_t *mp; - - mp = XFS_BUF_FSPRIVATE3(bp, xfs_mount_t *); - if (!XFS_FORCED_SHUTDOWN(mp)) { - xfs_buf_iorequest(bp); - return 0; - } else { + if (XFS_FORCED_SHUTDOWN(bp->b_mount)) { xfs_buftrace("XFS__BDSTRAT IOERROR", bp); /* * Metadata write that didn't get logged but @@ -904,50 +870,29 @@ xfs_bdstrat_cb(struct xfs_buf *bp) else return (xfs_bioerror(bp)); } -} - - -int -xfs_bmap( - xfs_inode_t *ip, - xfs_off_t offset, - ssize_t count, - int flags, - xfs_iomap_t *iomapp, - int *niomaps) -{ - xfs_iocore_t *io = &ip->i_iocore; - ASSERT((ip->i_d.di_mode & S_IFMT) == S_IFREG); - ASSERT(((ip->i_d.di_flags & XFS_DIFLAG_REALTIME) != 0) == - ((ip->i_iocore.io_flags & XFS_IOCORE_RT) != 0)); - - return xfs_iomap(io, offset, count, flags, iomapp, niomaps); + xfs_buf_iorequest(bp); + return 0; } /* - * Wrapper around bdstrat so that we can stop data - * from going to disk in case we are shutting down the filesystem. - * Typically user data goes thru this path; one of the exceptions - * is the superblock. + * Wrapper around bdstrat so that we can stop data from going to disk in case + * we are shutting down the filesystem. Typically user data goes thru this + * path; one of the exceptions is the superblock. */ -int +void xfsbdstrat( struct xfs_mount *mp, struct xfs_buf *bp) { ASSERT(mp); if (!XFS_FORCED_SHUTDOWN(mp)) { - /* Grio redirection would go here - * if (XFS_BUF_IS_GRIO(bp)) { - */ - xfs_buf_iorequest(bp); - return 0; + return; } xfs_buftrace("XFSBDSTRAT IOERROR", bp); - return (xfs_bioerror_relse(bp)); + xfs_bioerror_relse(bp); } /*