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落盘机制修改

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1iaan
2026-03-06 11:54:30 +00:00
parent c4e9bedd0a
commit 2e6baf0efe
14 changed files with 1302 additions and 443 deletions
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14
diskuring/diskuring.h
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@@ -11,18 +11,26 @@
#include <sys/uio.h>
#include <unistd.h>
typedef enum { TASK_READ, TASK_WRITE } task_op_t;
typedef enum { TASK_READ, TASK_WRITE, TASK_FSYNC } task_op_t;
struct task;
typedef void (*task_destroy_cb_t)(struct task *t, void *arg);
typedef struct task {
task_op_t op;
int fd;
off_t off;
unsigned fsync_flags;
unsigned sqe_flags;
int res;
_Atomic int done;
struct iovec *iovs;
int iovcnt;
int free_iov_bases;
task_destroy_cb_t on_destroy;
void *on_destroy_arg;
struct task *next;
} task_t;
@@ -73,6 +81,10 @@ int iouring_init(iouring_ctx_t *ctx, unsigned entries);
void iouring_shutdown(iouring_ctx_t *ctx);
task_t *submit_write(iouring_ctx_t *ctx, int fd, void **bufs, size_t *lens, int count, off_t off);
task_t *submit_write_ref(iouring_ctx_t *ctx, int fd, void **bufs, size_t *lens, int count, off_t off,
int free_iov_bases, task_destroy_cb_t on_destroy, void *on_destroy_arg);
task_t *submit_fsync_ref(iouring_ctx_t *ctx, int fd, int worker_id, int drain,
task_destroy_cb_t on_destroy, void *on_destroy_arg);
int uring_task_complete(iouring_ctx_t *ctx);
void cleanup_finished_iouring_tasks(iouring_ctx_t *ctx);
void iouring_profile_dump(iouring_ctx_t *ctx);