Messages in this thread |  | | | Subject | Re: [patch-2.3.29] bugfix for pipe(2) system call. | | Date | Thu, 25 Nov 1999 10:03:03 -0500 | | From | "Brandon S. Allbery KF8NH" <> |
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In message <Pine.SCO.3.94.991125142756.7714A-100000@tyne.london.sco.com>, Tigra n Aivazian writes: +----- | it just occurred to me - there is even better solution. We can do the same | as SCO UnixWare 7.1.0 does. I.e. to send SIGSEGV to the offender. This | way: +--->8 Doesn't some spec or other require (or at least strongly suggest) returning EFAULT? (Haven't "we" had that discussion before?)
At one time there was an optimized path for the double-copy: do the verify_area early, then bypass it when doing the real copy later. I guess this path no longer exists?
-- brandon s. allbery os/2,linux,solaris,perl allbery@kf8nh.apk.net system administrator kthkrb,heimdal,gnome,rt allbery@ece.cmu.edu carnegie mellon / electrical and computer engineering kf8nh We are Linux. Resistance is an indication that you missed the point.
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