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| author |   Trond Myklebust <trond.myklebust@hammerspace.com> | 2022-03-21 12:34:19 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2022-03-22 15:52:56 -0400 |
| commit | 515dcdcd48736576c6f5c197814da6f81c60a21e (patch) | |
| tree | 1e60066cbf650cf06a95386681744d867490156b /include | |
| parent | SUNRPC: Make the rpciod and xprtiod slab allocation modes consistent (diff) | |
| download | linux-dev-515dcdcd48736576c6f5c197814da6f81c60a21e.tar.xz linux-dev-515dcdcd48736576c6f5c197814da6f81c60a21e.zip | |
NFS: nfsiod should not block forever in mempool_alloc()
The concern is that since nfsiod is sometimes required to kick off a
commit, it can get locked up waiting forever in mempool_alloc() instead
of failing gracefully and leaving the commit until later.
Try to allocate from the slab first, with GFP_KERNEL | __GFP_NORETRY,
then fall back to a non-blocking attempt to allocate from the memory
pool.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/nfs_fs.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index c47c448befc8..db305abafc9e 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -580,7 +580,7 @@ extern int nfs_wb_all(struct inode *inode); extern int nfs_wb_page(struct inode *inode, struct page *page); extern int nfs_wb_page_cancel(struct inode *inode, struct page* page); extern int nfs_commit_inode(struct inode *, int); -extern struct nfs_commit_data *nfs_commitdata_alloc(bool never_fail); +extern struct nfs_commit_data *nfs_commitdata_alloc(void); extern void nfs_commit_free(struct nfs_commit_data *data); bool nfs_commit_end(struct nfs_mds_commit_info *cinfo); |