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authorFelix Gu <ustc.gu@gmail.com>2026-03-04 20:47:19 +0800
committerMark Brown <broonie@kernel.org>2026-03-09 20:12:04 +0000
commit40f9bc646db5aa89fb85f2cda1e55a2bf9d6a30c (patch)
tree64bb0c2e6245cd13959dc459d93325799439d287 /tools/perf/scripts/python
parent96f06d055ca03d1dfb5830fd07ff6eadbd66264c (diff)
spi: nxp-xspi: Use reinit_completion() for repeated operations
The driver currently calls init_completion() during every spi_mem_op. Tchnically it may work, but it's not the recommended pattern. According to the kernel documentation: Calling init_completion() on the same completion object twice is most likely a bug as it re-initializes the queue to an empty queue and enqueued tasks could get "lost" - use reinit_completion() in that case, but be aware of other races. So moves the initial initialization to probe function and uses reinit_completion() for subsequent operations. Fixes: 29c8c00d9f9d ("spi: add driver for NXP XSPI controller") Reviewed-by: Haibo Chen <haibo.chen@nxp.com> Signed-off-by: Felix Gu <ustc.gu@gmail.com> Link: https://patch.msgid.link/20260304-spi-nxp-v2-1-cd7d7726a27e@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org>
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