pNFS/flexfiles: When mirrored, retry failed reads by switching mirrors

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If the pNFS/flexfiles file is mirrored, and a read to one mirror fails,
then we should bump the mirror index, so that we retry to a different
mirror. Once we've iterated through all mirrors and all failed, we can
return the layout and issue a new LAYOUTGET.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

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Trond Myklebust 2015-11-02 10:11:17 -05:00

parent a85240d254

commit 135444126a

1 changed files with 14 additions and 8 deletions

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fs/nfs/flexfilelayout/flexfilelayout.c

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