diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-13 17:26:22 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-13 17:26:32 -0400 |
commit | 758db3f2118703a1e36374dae5d58bed963e7e0d (patch) | |
tree | 12546f52718d903a8cc8fd70abdcd4b2e6826e94 /include/asm-h8300/shm.h | |
parent | 30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff) |
[h8300] move include/asm-h8300 to arch/h8300/include/asm
Done as a script (well, a single "git mv" actually) on request from
Yoshinori Sato as a way to avoid a huge diff.
Requested-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-h8300/shm.h')
-rw-r--r-- | include/asm-h8300/shm.h | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/include/asm-h8300/shm.h b/include/asm-h8300/shm.h deleted file mode 100644 index ed6623c0545d..000000000000 --- a/include/asm-h8300/shm.h +++ /dev/null | |||
@@ -1,31 +0,0 @@ | |||
1 | #ifndef _H8300_SHM_H | ||
2 | #define _H8300_SHM_H | ||
3 | |||
4 | |||
5 | /* format of page table entries that correspond to shared memory pages | ||
6 | currently out in swap space (see also mm/swap.c): | ||
7 | bits 0-1 (PAGE_PRESENT) is = 0 | ||
8 | bits 8..2 (SWP_TYPE) are = SHM_SWP_TYPE | ||
9 | bits 31..9 are used like this: | ||
10 | bits 15..9 (SHM_ID) the id of the shared memory segment | ||
11 | bits 30..16 (SHM_IDX) the index of the page within the shared memory segment | ||
12 | (actually only bits 25..16 get used since SHMMAX is so low) | ||
13 | bit 31 (SHM_READ_ONLY) flag whether the page belongs to a read-only attach | ||
14 | */ | ||
15 | /* on the m68k both bits 0 and 1 must be zero */ | ||
16 | /* format on the sun3 is similar, but bits 30, 31 are set to zero and all | ||
17 | others are reduced by 2. --m */ | ||
18 | |||
19 | #ifndef CONFIG_SUN3 | ||
20 | #define SHM_ID_SHIFT 9 | ||
21 | #else | ||
22 | #define SHM_ID_SHIFT 7 | ||
23 | #endif | ||
24 | #define _SHM_ID_BITS 7 | ||
25 | #define SHM_ID_MASK ((1<<_SHM_ID_BITS)-1) | ||
26 | |||
27 | #define SHM_IDX_SHIFT (SHM_ID_SHIFT+_SHM_ID_BITS) | ||
28 | #define _SHM_IDX_BITS 15 | ||
29 | #define SHM_IDX_MASK ((1<<_SHM_IDX_BITS)-1) | ||
30 | |||
31 | #endif /* _H8300_SHM_H */ | ||