From owner-cvs-all  Wed Oct  2 19:13: 2 2002
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From: Don Lewis <truckman@FreeBSD.org>
Date: Wed, 2 Oct 2002 19:13:00 -0700 (PDT)
To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject: cvs commit: src/sys/dev/drm drm_drv.h src/sys/kern kern_descrip.c
         subr_log.c sys_pipe.c sys_socket.c tty.c uipc_syscalls.c
         src/sys/net bpf.c if_tap.c if_tun.c src/sys/sys filedesc.h
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truckman    2002/10/02 19:13:00 PDT

  Modified files:
    sys/dev/drm          drm_drv.h 
    sys/kern             kern_descrip.c subr_log.c sys_pipe.c 
                         sys_socket.c tty.c uipc_syscalls.c 
    sys/net              bpf.c if_tap.c if_tun.c 
    sys/sys              filedesc.h 
  Log:
  In an SMP environment post-Giant it is no longer safe to blindly
  dereference the struct sigio pointer without any locking.  Change
  fgetown() to take a reference to the pointer instead of a copy of the
  pointer and call SIGIO_LOCK() before copying the pointer and
  dereferencing it.
  
  Reviewed by:    rwatson
  
  Revision  Changes    Path
  1.7       +1 -1      src/sys/dev/drm/drm_drv.h
  1.162     +8 -3      src/sys/kern/kern_descrip.c
  1.50      +2 -2      src/sys/kern/subr_log.c
  1.121     +2 -2      src/sys/kern/sys_pipe.c
  1.45      +2 -2      src/sys/kern/sys_socket.c
  1.190     +1 -1      src/sys/kern/tty.c
  1.131     +4 -2      src/sys/kern/uipc_syscalls.c
  1.99      +2 -2      src/sys/net/bpf.c
  1.21      +2 -2      src/sys/net/if_tap.c
  1.108     +2 -2      src/sys/net/if_tun.c
  1.46      +1 -1      src/sys/sys/filedesc.h

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