SUNRPC: Add the ability to expand holes in data pages

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This patch adds the ability to "read a hole" into a set of XDR data
pages by taking the following steps:

1) Shift all data after the current xdr->p to the right, possibly into
   the tail,
2) Zero the specified range, and
3) Update xdr->p to point beyond the hole.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

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This commit is contained in:

Anna Schumaker 2014-05-28 13:38:53 -04:00

parent 43f0f0816c

commit 84ce182ab8

2 changed files with 70 additions and 0 deletions

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1

include/linux/sunrpc/xdr.h

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69

net/sunrpc/xdr.c

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