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authorAlexander Stein <alexander.stein@systec-electronic.com>2012-01-23 15:45:56 +0100
committerGreg Ungerer <gerg@uclinux.org>2012-02-07 11:25:57 +1000
commit3372f5a7d005dd42e754490fed6a0171c4a018c6 (patch)
tree8f3bba690f3c674383e9c30ea14a087c44a95dec /drivers/video
parent57e00098cc0e43d001c9c8a018a1f8396faa0d16 (diff)
m68k: Do not set global share for non-kernel shared pages
If the SG bit is set in MMUTR the page is accessible for all userspace processes (ignoring the ASID). So a process might randomly access a page from a different process which had a shared page (from shared memory) in its context. Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com> Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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