###### (This is the documentation for SDL3, which is under heavy development and the API is changing! [SDL2](https://wiki.libsdl.org/SDL2/) is the current stable version!) # SDL_LinuxSetThreadPriorityAndPolicy Sets the priority (not nice level) and scheduling policy for a thread. ## Syntax ```c int SDL_LinuxSetThreadPriorityAndPolicy(Sint64 threadID, int sdlPriority, int schedPolicy); ``` ## Function Parameters | | | | ------------------- | --------------------------------------------------------------------- | | **threadID** | The Unix thread ID to change priority of. | | **sdlPriority** | The new [SDL_ThreadPriority](SDL_ThreadPriority) value. | | **schedPolicy** | The new scheduling policy (SCHED_FIFO, SCHED_RR, SCHED_OTHER, etc...) | ## Return Value Returns 0 on success or a negative error code on failure; call [SDL_GetError](SDL_GetError)() for more information. ## Remarks This uses setpriority() if possible, and RealtimeKit if available. ## Version This function is available since SDL 3.0.0. ---- [CategoryAPI](CategoryAPI), [CategoryLinux](CategoryLinux)