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Commit Graph

3 Commits

Author SHA1 Message Date
Lars-Peter Clausen
9d2951bcd9 asm-generic/mmu.h: Add support for FDPIC
No-MMU architectures often have support for FDPIC binaries. FDPIC support
requires two additional fields in the mm_context_t struct. This patch adds these
fields to the generic mm_context_t definition if support for FDPIC binaries is
enabled. This allows to use the generic mmu.h for a few more architectures.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-12-09 23:14:14 +01:00
Lars-Peter Clausen
20154fd370 asm-generic/mmu.h: Remove unused vmlist field from mm_context_t
Nothing is using the vmlist field in mm_context_t anymore. It has been removed
from the non-generic versions over 3 years ago 8feae1311 ("NOMMU: Make VMAs per
MM as for MMU-mode linux").

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-12-09 23:14:10 +01:00
Arnd Bergmann
5c01b46bb6 asm-generic: add generic NOMMU versions of some headers
Memory management in generic is highly architecture specific,
but on NOMMU architectures, it is mostly trivial, so just
add a default implementation in asm-generic that applies
to all NOMMU architectures.

The two files cache.h and cacheflush.h can possibly also
be used by architectures that have an MMU but never require
flushing the cache or have cache lines larger than 32 bytes.

Signed-off-by: Remis Lima Baima <remis.developer@googlemail.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2009-06-11 21:02:50 +02:00