diff options
| author | Alexander Stein <alexander.stein@systec-electronic.com> | 2012-01-23 15:45:56 +0100 |
|---|---|---|
| committer | Greg Ungerer <gerg@uclinux.org> | 2012-02-07 11:25:57 +1000 |
| commit | 3372f5a7d005dd42e754490fed6a0171c4a018c6 (patch) | |
| tree | 8f3bba690f3c674383e9c30ea14a087c44a95dec /drivers/base/cpu.c | |
| parent | 57e00098cc0e43d001c9c8a018a1f8396faa0d16 (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>
Diffstat (limited to 'drivers/base/cpu.c')
0 files changed, 0 insertions, 0 deletions