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authorMartin Karsten <mkarsten@uwaterloo.ca>2024-08-06 12:33:01 +0000
committerChristian Brauner <brauner@kernel.org>2024-08-30 08:22:34 +0200
commitb9ca079dd6b09e08863aa998edf5c47597806c05 (patch)
treec1e3592d2b9b3636c8c5092d6d3a3c7410c8f7cb /tools/perf/scripts/python/call-graph-from-postgresql.py
parenteventpoll: Don't re-zero eventpoll fields (diff)
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eventpoll: Annotate data-race of busy_poll_usecs
A struct eventpoll's busy_poll_usecs field can be modified via a user ioctl at any time. All reads of this field should be annotated with READ_ONCE. Fixes: 85455c795c07 ("eventpoll: support busy poll per epoll instance") Cc: stable@vger.kernel.org Signed-off-by: Martin Karsten <mkarsten@uwaterloo.ca> Link: https://lore.kernel.org/r/20240806123301.167557-1-jdamato@fastly.com Reviewed-by: Joe Damato <jdamato@fastly.com> Signed-off-by: Christian Brauner <brauner@kernel.org>
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