diff options
Diffstat (limited to 'io_uring/filetable.h')
| -rw-r--r-- | io_uring/filetable.h | 41 |
1 files changed, 16 insertions, 25 deletions
diff --git a/io_uring/filetable.h b/io_uring/filetable.h index 351111ff8882..7717ea9efd0e 100644 --- a/io_uring/filetable.h +++ b/io_uring/filetable.h @@ -4,13 +4,10 @@ #include <linux/file.h> #include <linux/io_uring_types.h> +#include "rsrc.h" -#define FFS_NOWAIT 0x1UL -#define FFS_ISREG 0x2UL -#define FFS_MASK ~(FFS_NOWAIT|FFS_ISREG) - -bool io_alloc_file_tables(struct io_file_table *table, unsigned nr_files); -void io_free_file_tables(struct io_file_table *table); +bool io_alloc_file_tables(struct io_ring_ctx *ctx, struct io_file_table *table, unsigned nr_files); +void io_free_file_tables(struct io_ring_ctx *ctx, struct io_file_table *table); int io_fixed_fd_install(struct io_kiocb *req, unsigned int issue_flags, struct file *file, unsigned int file_slot); @@ -21,7 +18,7 @@ int io_fixed_fd_remove(struct io_ring_ctx *ctx, unsigned int offset); int io_register_file_alloc_range(struct io_ring_ctx *ctx, struct io_uring_file_index_range __user *arg); -unsigned int io_file_get_flags(struct file *file); +io_req_flags_t io_file_get_flags(struct file *file); static inline void io_file_bitmap_clear(struct io_file_table *table, int bit) { @@ -37,32 +34,26 @@ static inline void io_file_bitmap_set(struct io_file_table *table, int bit) table->alloc_hint = bit + 1; } -static inline struct io_fixed_file * -io_fixed_file_slot(struct io_file_table *table, unsigned i) -{ - return &table->files[i]; -} +#define FFS_NOWAIT 0x1UL +#define FFS_ISREG 0x2UL +#define FFS_MASK ~(FFS_NOWAIT|FFS_ISREG) -static inline struct file *io_file_from_index(struct io_file_table *table, - int index) +static inline unsigned int io_slot_flags(struct io_rsrc_node *node) { - struct io_fixed_file *slot = io_fixed_file_slot(table, index); - return (struct file *) (slot->file_ptr & FFS_MASK); + return (node->file_ptr & ~FFS_MASK) << REQ_F_SUPPORT_NOWAIT_BIT; } -static inline void io_fixed_file_set(struct io_fixed_file *file_slot, - struct file *file) +static inline struct file *io_slot_file(struct io_rsrc_node *node) { - unsigned long file_ptr = (unsigned long) file; - - file_ptr |= io_file_get_flags(file); - file_slot->file_ptr = file_ptr; + return (struct file *)(node->file_ptr & FFS_MASK); } -static inline void io_reset_alloc_hint(struct io_ring_ctx *ctx) +static inline void io_fixed_file_set(struct io_rsrc_node *node, + struct file *file) { - ctx->file_table.alloc_hint = ctx->file_alloc_start; + node->file_ptr = (unsigned long)file | + (io_file_get_flags(file) >> REQ_F_SUPPORT_NOWAIT_BIT); } static inline void io_file_table_set_alloc_range(struct io_ring_ctx *ctx, @@ -70,7 +61,7 @@ static inline void io_file_table_set_alloc_range(struct io_ring_ctx *ctx, { ctx->file_alloc_start = off; ctx->file_alloc_end = off + len; - io_reset_alloc_hint(ctx); + ctx->file_table.alloc_hint = ctx->file_alloc_start; } #endif |
