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CVS commit: src/sys/miscfs/specfs

Module Name:    src
Committed By:   jdolecek
Date:           Mon Apr 13 20:02:27 UTC 2020

Modified Files:
        src/sys/miscfs/specfs: spec_vnops.c

Log Message:
when determining I/O block size for VBLK device, only use pi_bsize
returned by DIOCGPARTINFO if it's bigger than DEV_BSIZE and less

fixes panic "buf mem pool index 8" in buf_mempoolidx() when the
disklabel contains bsize 128KB and something reads the block device -
buffer cache can't allocate bufs bigger than MAXPHYS

To generate a diff of this commit:
cvs rdiff -u -r1.176 -r1.177 src/sys/miscfs/specfs/spec_vnops.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

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