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Commit f86c3ac5 authored by Fred Isaman's avatar Fred Isaman Committed by Trond Myklebust
Browse files

pnfs: Add layout driver flag PNFS_LAYOUTGET_ON_OPEN 



Driver can set flag to allow LAYOUTGET to be sent with OPEN.

Signed-off-by: default avatarFred Isaman <fred.isaman@gmail.com>
Signed-off-by: default avatarTrond Myklebust <trond.myklebust@hammerspace.com>
parent 3b65a30d

fs/nfs/flexfilelayout/flexfilelayout.c

+1 −0
Original line number Diff line number Diff line
@@ -2347,6 +2347,7 @@ static struct pnfs_layoutdriver_type flexfilelayout_type = { 
	.id			= LAYOUT_FLEX_FILES,

	.name			= "LAYOUT_FLEX_FILES",

	.owner			= THIS_MODULE,

	.flags			= PNFS_LAYOUTGET_ON_OPEN,

	.set_layoutdriver	= ff_layout_set_layoutdriver,

	.alloc_layout_hdr	= ff_layout_alloc_layout_hdr,

	.free_layout_hdr	= ff_layout_free_layout_hdr,

fs/nfs/pnfs.h

+1 −0
Original line number Diff line number Diff line
@@ -110,6 +110,7 @@ enum layoutdriver_policy_flags { 
	PNFS_LAYOUTRET_ON_SETATTR	= 1 << 0,

	PNFS_LAYOUTRET_ON_ERROR		= 1 << 1,

	PNFS_READ_WHOLE_PAGE		= 1 << 2,

	PNFS_LAYOUTGET_ON_OPEN		= 1 << 3,

};



struct nfs4_deviceid_node;