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| author | Richard Henderson <richard.henderson@linaro.org> | 2018-10-23 03:57:11 +0100 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2018-10-31 12:15:28 +0000 |
| commit | 53d284554cfb476a43807fe94fa59909ed5d9ff8 (patch) | |
| tree | 685565b3fa7436adc95bf5b763d43f4fb4dab271 /include | |
| parent | a2e002ff7913ce93aa0f7dbedd2123dce5f1a9cd (diff) | |
| download | qemu-53d284554cfb476a43807fe94fa59909ed5d9ff8.zip qemu-53d284554cfb476a43807fe94fa59909ed5d9ff8.tar.gz qemu-53d284554cfb476a43807fe94fa59909ed5d9ff8.tar.bz2 | |
cputlb: Move tlb_lock to CPUTLBCommon
This is the first of several moves to reduce the size of the
CPU_COMMON_TLB macro and improve some locality of refernce.
Tested-by: Emilio G. Cota <cota@braap.org>
Reviewed-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/exec/cpu-defs.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/include/exec/cpu-defs.h b/include/exec/cpu-defs.h index 4ff62f3..9005923 100644 --- a/include/exec/cpu-defs.h +++ b/include/exec/cpu-defs.h @@ -141,10 +141,21 @@ typedef struct CPUIOTLBEntry { MemTxAttrs attrs; } CPUIOTLBEntry; +/* + * Data elements that are shared between all MMU modes. + */ +typedef struct CPUTLBCommon { + /* lock serializes updates to tlb_table and tlb_v_table */ + QemuSpin lock; +} CPUTLBCommon; + +/* + * The meaning of each of the MMU modes is defined in the target code. + * Note that NB_MMU_MODES is not yet defined; we can only reference it + * within preprocessor defines that will be expanded later. + */ #define CPU_COMMON_TLB \ - /* The meaning of the MMU modes is defined in the target code. */ \ - /* tlb_lock serializes updates to tlb_table and tlb_v_table */ \ - QemuSpin tlb_lock; \ + CPUTLBCommon tlb_c; \ CPUTLBEntry tlb_table[NB_MMU_MODES][CPU_TLB_SIZE]; \ CPUTLBEntry tlb_v_table[NB_MMU_MODES][CPU_VTLB_SIZE]; \ CPUIOTLBEntry iotlb[NB_MMU_MODES][CPU_TLB_SIZE]; \ |