CVS commit: src/sys/arch/aarch64/aarch64

["Ryo Shimizu" <ryo%netbsd.org@localhost>]

Module Name:    src
Committed By:   ryo
Date:           Mon Jun 10 05:56:15 UTC 2019

Modified Files:
        src/sys/arch/aarch64/aarch64: fault.c

Log Message:
since uvm_faut() will fail if cache maintain instructions (e.g., "dc cvau".
that has ESR.WnR=1 = write access) for a read only page causes a data abort trap,
It shoulde be treat the access type as read access in a data abort with
cache operation (ESR_ISS_DATAABORT_CM=1)

pointed out and tested by mrg@. thanks


To generate a diff of this commit:
cvs rdiff -u -r1.9 -r1.10 src/sys/arch/aarch64/aarch64/fault.c

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