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(parent: 9061d14) | patch
aio_read_events_ring(): make a bit more readable
authorAl Viro <viro@zeniv.linux.org.uk>
Sat, 26 May 2018 23:13:10 +0000 (19:13 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Wed, 30 May 2018 03:18:17 +0000 (23:18 -0400)
commitd2988bd412fac87859f0b68f5ea328fb0f09c216
tree1a0df5ecf1d4c9400613e328e02d204ca01aa7a2tree
parent9061d14a8a97009085242b284b5b5f668af2bf97commit | diff
aio_read_events_ring(): make a bit more readable

The logics for 'avail' is
* not past the tail of cyclic buffer
* no more than asked
* not past the end of buffer
* not past the end of a page

Unobfuscate the last part.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
fs/aio.c diff | blob | blame | history
Ubuntu Disco kernel mirror for Proxmox VE and PMG