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NFS: Avoid writeback threads getting stuck in mempool_alloc()
authorTrond Myklebust <trond.myklebust@hammerspace.com>
Mon, 21 Mar 2022 17:48:36 +0000 (13:48 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 13 Apr 2022 18:59:13 +0000 (20:59 +0200)
commitea029e4ce760f786919d06ef52efa2e50ea92a5f
tree3a2fd51687c2d1494c21c9053857837a662c3223tree | snapshot
parentda747de6859948e75bcaaa1019ef0f7fdaf0b867commit | diff
NFS: Avoid writeback threads getting stuck in mempool_alloc()

[ Upstream commit 0bae835b63c53f86cdc524f5962e39409585b22c ]

In a low memory situation, allow the NFS writeback code to fail without
getting stuck in infinite loops in mempool_alloc().

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
fs/nfs/pagelist.c diff | blob | history
fs/nfs/write.c diff | blob | history
Domain: System / Kernel;