CVS commit: src/sys/arch/alpha/alpha

["Jason R Thorpe" <thorpej%netbsd.org@localhost>]

Module Name:    src
Committed By:   thorpej
Date:           Thu Sep  3 02:03:14 UTC 2020

Modified Files:
        src/sys/arch/alpha/alpha: ipifuncs.c

Log Message:
- alpha_ipi_process(): Continue processing IPIs until the ipimask
  reads 0.  Issue a memory barrier between the atomic swap and performing
  the work.
- alpha_send_ipi(): Issue a memory barrier before setting the ipimask
  to ensure all memory accesses prior to signalling the IPI have
  completed.  Also issue a memory barrier getween setting the ipimask
  and calling PALcode to write the IPIR.


To generate a diff of this commit:
cvs rdiff -u -r1.52 -r1.53 src/sys/arch/alpha/alpha/ipifuncs.c

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