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| author | Alexander Stein <[email protected]> | 2012-01-23 14:45:56 +0000 |
|---|---|---|
| committer | Greg Ungerer <[email protected]> | 2012-02-07 01:25:57 +0000 |
| commit | 3372f5a7d005dd42e754490fed6a0171c4a018c6 (patch) | |
| tree | 8f3bba690f3c674383e9c30ea14a087c44a95dec /lib/string_helpers.c | |
| parent | m68k: Add shared bit to Coldfire kernel page entries (diff) | |
| download | kernel-3372f5a7d005dd42e754490fed6a0171c4a018c6.tar.gz kernel-3372f5a7d005dd42e754490fed6a0171c4a018c6.zip | |
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 <[email protected]>
Signed-off-by: Greg Ungerer <[email protected]>
Diffstat (limited to 'lib/string_helpers.c')
0 files changed, 0 insertions, 0 deletions