diff options
| author | Breno Leitao <leitao@debian.org> | 2026-06-29 04:45:41 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-06-30 17:15:11 -0700 |
| commit | 84c0ff1efb62b0053aa265b8deb13842f68f1a74 (patch) | |
| tree | 673145e29d78ea9da200bb04e2baa04b163356dd /tools/perf/scripts/python/bin/stackcollapse-record | |
| parent | 09f7a613a14fd6683e8e4437c97bde0f1ca7062c (diff) | |
netpoll: do not warn when the best-effort pool refill fails
refill_skbs() tops up the per-netpoll skb pool with GFP_ATOMIC and
simply stops on the first allocation failure, leaving the pool partially
filled; a later refill tops it up once memory frees up. The allocation
failing is therefore an expected and fully handled condition, but
without __GFP_NOWARN the page allocator emits a warn_alloc() splat with
a full stack trace on every miss.
Pass __GFP_NOWARN so the best-effort refill stays quiet, mirroring the
same change in netconsole's find_skb().
Signed-off-by: Breno Leitao <leitao@debian.org>
Link: https://patch.msgid.link/20260629-netpoll_no_warn-v1-2-f380f0b2cd0c@debian.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-record')
0 files changed, 0 insertions, 0 deletions
