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| author | Ingo Molnar <mingo@elte.hu> | 2009-03-05 14:47:28 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-05 14:47:28 +0300 |
| commit | 7df4edb07cf54a4868b9a750424c0d2aa68f8d66 (patch) | |
| tree | 0ad0ad3f3dcb6f9edf26dde42ba625053dddf54f /include/asm-m68k/shm.h | |
| parent | 0d688da5505d77bcef2441e0a22d8cc26459702d (diff) | |
| parent | 559595a985e106d2fa9f0c79b7f5805453fed593 (diff) | |
| download | linux-7df4edb07cf54a4868b9a750424c0d2aa68f8d66.tar.xz | |
Merge branch 'linus' into core/iommu
Diffstat (limited to 'include/asm-m68k/shm.h')
| -rw-r--r-- | include/asm-m68k/shm.h | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/include/asm-m68k/shm.h b/include/asm-m68k/shm.h deleted file mode 100644 index fa56ec84a126..000000000000 --- a/include/asm-m68k/shm.h +++ /dev/null @@ -1,31 +0,0 @@ -#ifndef _M68K_SHM_H -#define _M68K_SHM_H - - -/* format of page table entries that correspond to shared memory pages - currently out in swap space (see also mm/swap.c): - bits 0-1 (PAGE_PRESENT) is = 0 - bits 8..2 (SWP_TYPE) are = SHM_SWP_TYPE - bits 31..9 are used like this: - bits 15..9 (SHM_ID) the id of the shared memory segment - bits 30..16 (SHM_IDX) the index of the page within the shared memory segment - (actually only bits 25..16 get used since SHMMAX is so low) - bit 31 (SHM_READ_ONLY) flag whether the page belongs to a read-only attach -*/ -/* on the m68k both bits 0 and 1 must be zero */ -/* format on the sun3 is similar, but bits 30, 31 are set to zero and all - others are reduced by 2. --m */ - -#ifndef CONFIG_SUN3 -#define SHM_ID_SHIFT 9 -#else -#define SHM_ID_SHIFT 7 -#endif -#define _SHM_ID_BITS 7 -#define SHM_ID_MASK ((1<<_SHM_ID_BITS)-1) - -#define SHM_IDX_SHIFT (SHM_ID_SHIFT+_SHM_ID_BITS) -#define _SHM_IDX_BITS 15 -#define SHM_IDX_MASK ((1<<_SHM_IDX_BITS)-1) - -#endif /* _M68K_SHM_H */ |