Commit 216e4a1d authored Aug 11, 2017 by Linus Torvalds

linux-nfs

Pull NFS client fixes from Anna Schumaker:
 "A few more NFS client bugfixes from me for rc5.

  Dros has a stable fix for flexfiles to prevent leaking the
  nfs4_ff_ds_version arrays when freeing a layout, Trond fixed a
  potential recovery loop situation with the TEST_STATEID operation, and
  Christoph fixed up the pNFS blocklayout Kconfig options to prevent
  unsafe use with kernels that don't have large block device support.
  Summary:

  Stable fix:
   - fix leaking nfs4_ff_ds_version array

  Other fixes:
   - improve TEST_STATEID OLD_STATEID handling to prevent recovery loop

   - require 64-bit sector_t for pNFS blocklayout to prevent 32-bit
     compile errors"

* tag 'nfs-for-4.13-5' of git://git.linux-nfs.org/projects/anna/linux-nfs:
  pnfs/blocklayout: require 64-bit sector_t
  NFSv4: Ignore NFS4ERR_OLD_STATEID in nfs41_check_open_stateid()
  nfs/flexfiles: fix leak of nfs4_ff_ds_version arrays

parents e0d0e045 8a9d6e96

fs/nfs/Kconfig

+1 −0

Original line number	Diff line number	Diff line
		@@ -121,6 +121,7 @@ config PNFS_FILE_LAYOUT
		config PNFS_BLOCK
		tristate
		depends on NFS_V4_1 && BLK_DEV_DM
		depends on 64BIT \|\| LBDAF
		default NFS_V4

		config PNFS_FLEXFILE_LAYOUT

fs/nfs/flexfilelayout/flexfilelayoutdev.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -32,6 +32,7 @@ void nfs4_ff_layout_free_deviceid(struct nfs4_ff_layout_ds *mirror_ds)
		{
		nfs4_print_deviceid(&mirror_ds->id_node.deviceid);
		nfs4_pnfs_ds_put(mirror_ds->ds);
		kfree(mirror_ds->ds_versions);
		kfree_rcu(mirror_ds, id_node.rcu);
		}

fs/nfs/nfs4proc.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -2553,9 +2553,8 @@ static int nfs41_check_open_stateid(struct nfs4_state *state)
		clear_bit(NFS_O_RDWR_STATE, &state->flags);
		clear_bit(NFS_OPEN_STATE, &state->flags);
		stateid->type = NFS4_INVALID_STATEID_TYPE;
		}
		if (status != NFS_OK)
		return status;
		}
		if (nfs_open_stateid_recover_openmode(state))
		return -NFS4ERR_OPENMODE;
		return NFS_OK;

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