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Fix manpage mmap() syntax

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The examples in the io_uring_setup.2 man patch erroneously ORs
the protection bits and mmap flags, fix it up.

Signed-off-by: Ian Gulliver <git@flamingcow.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Ian Gulliver
2019-05-18 00:00:19 -07:00
committed by Jens Axboe
parent 6350583c6f
commit 3200e997d0
1 changed files with 3 additions and 3 deletions
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6
man/io_uring_setup.2
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@@ -172,7 +172,7 @@ submission queue can be mapped with a call like:
.in +4n .in +4n
.EX .EX
ptr = mmap(0, sq_off.array + sq_entries * sizeof(__u32), ptr = mmap(0, sq_off.array + sq_entries * sizeof(__u32),
PROT_READ|PROT_WRITE|MAP_SHARED|MAP_POPULATE, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE,
ring_fd, IORING_OFF_SQ_RING); ring_fd, IORING_OFF_SQ_RING);
.EE .EE
.in .in
@@ -229,7 +229,7 @@ The array of submission queue entries is mapped with:
.in +4n .in +4n
.EX .EX
sqentries = mmap(0, sq_entries * sizeof(struct io_uring_sqe), sqentries = mmap(0, sq_entries * sizeof(struct io_uring_sqe),
PROT_READ|PROT_WRITE|MAP_SHARED|MAP_POPULATE, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE,
ring_fd, IORING_OFF_SQES); ring_fd, IORING_OFF_SQES);
.EE .EE
.in .in
@@ -260,7 +260,7 @@ from the queue itself, and can be mapped with:
.in +4n .in +4n
.EX .EX
ptr = mmap(0, cq_off.cqes + cq_entries * sizeof(struct io_uring_cqe), ptr = mmap(0, cq_off.cqes + cq_entries * sizeof(struct io_uring_cqe),
PROT_READ|PROT_WRITE|MAP_SHARED|MAP_POPULATE, ring_fd, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, ring_fd,
IORING_OFF_CQ_RING); IORING_OFF_CQ_RING);
.EE .EE
.in .in