From 115ce575cb10918514d053ef15f597a4e6ff60e9 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Thu, 20 Sep 2012 21:19:43 -0400 Subject: NFSv4.1: pnfs_layout_io_set_failed must clear invalid lsegs If pnfs_layout_io_test_failed() authorises a retry of the failed layoutgets, we should clear the existing layout segments so that we start afresh. Do this in pnfs_layout_io_set_failed(). Signed-off-by: Trond Myklebust --- fs/nfs/pnfs.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'fs/nfs/pnfs.c') diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index 6834fa1be571..9ee3bd705b94 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -265,10 +265,18 @@ static void pnfs_layout_io_set_failed(struct pnfs_layout_hdr *lo, u32 iomode) { struct inode *inode = lo->plh_inode; + struct pnfs_layout_range range = { + .iomode = iomode, + .offset = 0, + .length = NFS4_MAX_UINT64, + }; + LIST_HEAD(head); spin_lock(&inode->i_lock); pnfs_layout_set_fail_bit(lo, pnfs_iomode_to_fail_bit(iomode)); + pnfs_mark_matching_lsegs_invalid(lo, &head, &range); spin_unlock(&inode->i_lock); + pnfs_free_lseg_list(&head); dprintk("%s Setting layout IOMODE_%s fail bit\n", __func__, iomode == IOMODE_RW ? "RW" : "READ"); } -- cgit v1.2.3