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Commit 40abf9be authored by Jerry Hoemann's avatar Jerry Hoemann Committed by Dan Williams
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libnvdimm: increase max envelope size for ioctl 



nd_ioctl() must first read in the fixed sized portion of an ioctl so
that it can then determine the size of the variable part.

Prepare for ND_CMD_CALL calls which have larger fixed portion
envelope.

Signed-off-by: default avatarJerry Hoemann <jerry.hoemann@hpe.com>
Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent c7e16e52

include/linux/libnvdimm.h

+1 −1
Original line number Diff line number Diff line
@@ -27,7 +27,7 @@ enum { 
	/* need to set a limit somewhere, but yes, this is likely overkill */

	ND_IOCTL_MAX_BUFLEN = SZ_4M,

	ND_CMD_MAX_ELEM = 5,

	ND_CMD_MAX_ENVELOPE = 16,

	ND_CMD_MAX_ENVELOPE = 256,

	ND_MAX_MAPPINGS = 32,



	/* region flag indicating to direct-map persistent memory by default */