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Date:      Sat, 25 Jan 2003 11:04:40 -0800 (PST)
From:      Matt Dillon <dillon@FreeBSD.org>
To:        cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   cvs commit: src/sys/cam cam_periph.c src/sys/kern kern_physio.c vfs_aio.c
Message-ID:  <200301251904.h0PJ4e4W043684@repoman.freebsd.org>
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dillon      2003/01/25 11:04:40 PST

  Modified files:        (Branch: RELENG_4)
    sys/cam              cam_periph.c 
    sys/kern             kern_physio.c vfs_aio.c 
  Log:
  MFC vmapbuf()/userland race. vmapbuf() can block, allowing another userland
  process or thread to change a mapping or resize a file.  vmapbuf() Now
  returns an error which callers check.
  
  Revision   Changes    Path
  1.24.2.3   +15 -2     src/sys/cam/cam_periph.c
  1.46.2.2   +5 -2      src/sys/kern/kern_physio.c
  1.70.2.27  +4 -1      src/sys/kern/vfs_aio.c

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