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| author | midipix <writeonce@midipix.org> | 2019-06-28 01:33:27 +0000 |
|---|---|---|
| committer | midipix <writeonce@midipix.org> | 2019-06-28 01:33:27 +0000 |
| commit | 6445d5ff7e35e9ed6e54ce420931ad9676be5e7d (patch) | |
| tree | 75910eb0ddb77487e5163de10e700f5b57519658 /src/string/ntapi_tt_aligned_block_memlock.c | |
| parent | 4686dff16bcfb6071e4aa43d2cec0752c0d15bd5 (diff) | |
| download | ntapi-6445d5ff7e35e9ed6e54ce420931ad9676be5e7d.tar.bz2 ntapi-6445d5ff7e35e9ed6e54ce420931ad9676be5e7d.tar.xz | |
remove nt_sync_block and related interfaces in favor of pure atomic primitives.
Diffstat (limited to 'src/string/ntapi_tt_aligned_block_memlock.c')
| -rw-r--r-- | src/string/ntapi_tt_aligned_block_memlock.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/string/ntapi_tt_aligned_block_memlock.c b/src/string/ntapi_tt_aligned_block_memlock.c index 17fb078..3177759 100644 --- a/src/string/ntapi_tt_aligned_block_memlock.c +++ b/src/string/ntapi_tt_aligned_block_memlock.c @@ -9,15 +9,17 @@ #include <ntapi/nt_sync.h> #include <ntapi/nt_atomic.h> +#define __CPU_CACHE_SIZE 64 + __attr_protected__ uintptr_t * __cdecl __ntapi_tt_aligned_block_memlock( __in uintptr_t * dst, __in size_t bytes) { - size_t addr = (size_t)dst & ~(size_t)(NT_SYNC_BLOCK_SIZE); + size_t addr = (size_t)dst & ~(size_t)(__CPU_CACHE_SIZE); size_t cap = addr + bytes; - for (; addr<cap; addr+=NT_SYNC_BLOCK_SIZE) + for (; addr<cap; addr+=__CPU_CACHE_SIZE) at_locked_xadd((intptr_t *)addr,0); return dst; |