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feat: vendor the bigredis swap-prefetch API #478

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Merged
chesedo merged 1 commit into from
Aug 11, 2026
Merged

feat: vendor the bigredis swap-prefetch API #478

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5 changes: 4 additions & 1 deletion build.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,10 @@ impl ParseCallbacks for RedisModuleCallback {
name: "isize",
is_signed: true,
})
} else if name.starts_with("REDISMODULE_NOTIFY_") {
} else if name.starts_with("REDISMODULE_NOTIFY_")
|| name.starts_with("REDISMODULE_SWAP_PREFETCH_FLAG_")
{
// These are passed as `int` arguments to API functions.
Some(IntKind::Int)
} else {
None
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11 changes: 11 additions & 0 deletions src/include/redismodule.h
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Original file line number Diff line number Diff line change
Expand Up @@ -80,6 +80,11 @@ typedef long long ustime_t;
#define REDISMODULE_LIST_HEAD 0
#define REDISMODULE_LIST_TAIL 1

/* Flags for RedisModule_SwapPrefetchKey */
#define REDISMODULE_SWAP_PREFETCH_FLAG_NOONE 0
#define REDISMODULE_SWAP_PREFETCH_FLAG_NO_TOUCH (1<<0)
#define REDISMODULE_SWAP_PREFETCH_FLAG_NO_DUP (1<<1) /* skip if already scheduled. */

/* Key types. */
#define REDISMODULE_KEYTYPE_EMPTY 0
#define REDISMODULE_KEYTYPE_STRING 1
Expand Down Expand Up @@ -1476,6 +1481,10 @@ REDISMODULE_API const char * (*RedisModule_GetInternalSecret)(RedisModuleCtx *ct

/* bigredis extensions
* -------------------*/
typedef void (*RedisModuleSwapPrefetchCB)(RedisModuleCtx *ctx, RedisModuleString *key, void* user_data);

REDISMODULE_API int (*RedisModule_SwapPrefetchKey)(RedisModuleCtx *ctx, RedisModuleString *keyname, RedisModuleSwapPrefetchCB fn, void *user_data, int flags) REDISMODULE_ATTR;
REDISMODULE_API int (*RedisModule_IsKeyInRam)(RedisModuleCtx *ctx, RedisModuleString *key) REDISMODULE_ATTR;
REDISMODULE_API int (*RedisModule_BigModuleRegister)(RedisModuleCtx *ctx, RedisModuleBigCallbacks *callbacks) REDISMODULE_ATTR;
REDISMODULE_API ssize_t (*RedisModule_BigWriteBufferBudgetInit)(RedisModuleCtx *ctx, int percentage) REDISMODULE_ATTR;
REDISMODULE_API void (*RedisModule_BigWriteBufferBudgetRelease)(RedisModuleCtx *ctx) REDISMODULE_ATTR;
Expand Down Expand Up @@ -1903,6 +1912,8 @@ static int RedisModule_InitAPI(RedisModuleCtx *ctx) {
REDISMODULE_GET_API(GetKeyMeta);

/* Bigredis Extensions */
REDISMODULE_GET_API(IsKeyInRam);
REDISMODULE_GET_API(SwapPrefetchKey);
REDISMODULE_GET_API(BigModuleRegister);
REDISMODULE_GET_API(BigWriteBufferBudgetInit);
REDISMODULE_GET_API(BigWriteBufferBudgetRelease);
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