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Diffstat (limited to 'io_uring/filetable.h')
-rw-r--r--io_uring/filetable.h41
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