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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-08-06 00:31:58 +0300 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-08-12 21:27:23 +0300 |
| commit | c8ad8894e92b853df5a766061ee9cde7e10e682f (patch) | |
| tree | 34c11df15215ae0ad18a69ef82ee26d08c58a7b6 /fs/nfs/flexfilelayout | |
| parent | d099d7b8316f3ebd63472d207c4801a464330016 (diff) | |
| download | linux-c8ad8894e92b853df5a766061ee9cde7e10e682f.tar.xz | |
NFSv4.2/pnfs: Use GFP_NOIO for layoutstat reporting in the writeback path
Prevent a potential deadlock.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/flexfilelayout')
| -rw-r--r-- | fs/nfs/flexfilelayout/flexfilelayout.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c index ba74b15bf0ba..2a93bec7e6dd 100644 --- a/fs/nfs/flexfilelayout/flexfilelayout.c +++ b/fs/nfs/flexfilelayout/flexfilelayout.c @@ -510,7 +510,8 @@ nfs4_ff_layout_stat_io_start_read(struct nfs4_ff_layout_mirror *mirror, spin_unlock(&mirror->lock); if (report) - pnfs_report_layoutstat(mirror->lseg->pls_layout->plh_inode); + pnfs_report_layoutstat(mirror->lseg->pls_layout->plh_inode, + GFP_KERNEL); } static void @@ -538,7 +539,8 @@ nfs4_ff_layout_stat_io_start_write(struct nfs4_ff_layout_mirror *mirror, spin_unlock(&mirror->lock); if (report) - pnfs_report_layoutstat(mirror->lseg->pls_layout->plh_inode); + pnfs_report_layoutstat(mirror->lseg->pls_layout->plh_inode, + GFP_NOIO); } static void |