Commit 8a72758c authored by Jens Axboe's avatar Jens Axboe

io_uring: mark requests that we can do poll async in io_op_defs

Add a pollin/pollout field to the request table, and have commands that
we can safely poll for properly marked.
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent b41e9852
......@@ -629,6 +629,9 @@ struct io_op_def {
unsigned file_table : 1;
/* needs ->fs */
unsigned needs_fs : 1;
/* set if opcode supports polled "wait" */
unsigned pollin : 1;
unsigned pollout : 1;
};
static const struct io_op_def io_op_defs[] = {
......@@ -638,6 +641,7 @@ static const struct io_op_def io_op_defs[] = {
.needs_mm = 1,
.needs_file = 1,
.unbound_nonreg_file = 1,
.pollin = 1,
},
[IORING_OP_WRITEV] = {
.async_ctx = 1,
......@@ -645,6 +649,7 @@ static const struct io_op_def io_op_defs[] = {
.needs_file = 1,
.hash_reg_file = 1,
.unbound_nonreg_file = 1,
.pollout = 1,
},
[IORING_OP_FSYNC] = {
.needs_file = 1,
......@@ -652,11 +657,13 @@ static const struct io_op_def io_op_defs[] = {
[IORING_OP_READ_FIXED] = {
.needs_file = 1,
.unbound_nonreg_file = 1,
.pollin = 1,
},
[IORING_OP_WRITE_FIXED] = {
.needs_file = 1,
.hash_reg_file = 1,
.unbound_nonreg_file = 1,
.pollout = 1,
},
[IORING_OP_POLL_ADD] = {
.needs_file = 1,
......@@ -672,6 +679,7 @@ static const struct io_op_def io_op_defs[] = {
.needs_file = 1,
.unbound_nonreg_file = 1,
.needs_fs = 1,
.pollout = 1,
},
[IORING_OP_RECVMSG] = {
.async_ctx = 1,
......@@ -679,6 +687,7 @@ static const struct io_op_def io_op_defs[] = {
.needs_file = 1,
.unbound_nonreg_file = 1,
.needs_fs = 1,
.pollin = 1,
},
[IORING_OP_TIMEOUT] = {
.async_ctx = 1,
......@@ -690,6 +699,7 @@ static const struct io_op_def io_op_defs[] = {
.needs_file = 1,
.unbound_nonreg_file = 1,
.file_table = 1,
.pollin = 1,
},
[IORING_OP_ASYNC_CANCEL] = {},
[IORING_OP_LINK_TIMEOUT] = {
......@@ -701,6 +711,7 @@ static const struct io_op_def io_op_defs[] = {
.needs_mm = 1,
.needs_file = 1,
.unbound_nonreg_file = 1,
.pollout = 1,
},
[IORING_OP_FALLOCATE] = {
.needs_file = 1,
......@@ -729,11 +740,13 @@ static const struct io_op_def io_op_defs[] = {
.needs_mm = 1,
.needs_file = 1,
.unbound_nonreg_file = 1,
.pollin = 1,
},
[IORING_OP_WRITE] = {
.needs_mm = 1,
.needs_file = 1,
.unbound_nonreg_file = 1,
.pollout = 1,
},
[IORING_OP_FADVISE] = {
.needs_file = 1,
......@@ -745,11 +758,13 @@ static const struct io_op_def io_op_defs[] = {
.needs_mm = 1,
.needs_file = 1,
.unbound_nonreg_file = 1,
.pollout = 1,
},
[IORING_OP_RECV] = {
.needs_mm = 1,
.needs_file = 1,
.unbound_nonreg_file = 1,
.pollin = 1,
},
[IORING_OP_OPENAT2] = {
.needs_file = 1,
......
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