]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
spi: tegra210-quad: add rate limiting and simplify timeout error message
authorBreno Leitao <leitao@debian.org>
Tue, 1 Apr 2025 13:47:50 +0000 (06:47 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 2 May 2025 05:51:02 +0000 (07:51 +0200)
commit96ae4c19ed71d7cda8aadb522f3d2dd04ac37cd6
treed1db1d6ace5ebb5b4c310d55f450ad61947602dd
parent0134e326abc30eca0eef20fcf3235ee0b9ad924e
spi: tegra210-quad: add rate limiting and simplify timeout error message

[ Upstream commit 21f4314e66ed8d40b2ee24185d1a06a07a512eb1 ]

On malfunctioning hardware, timeout error messages can appear thousands
of times, creating unnecessary system pressure and log bloat. This patch
makes two improvements:

1. Replace dev_err() with dev_err_ratelimited() to prevent log flooding
   when hardware errors persist
2. Remove the redundant timeout value parameter from the error message,
   as 'ret' is always zero in this error path

These changes reduce logging overhead while maintaining necessary error
reporting for debugging purposes.

Signed-off-by: Breno Leitao <leitao@debian.org>
Link: https://patch.msgid.link/20250401-tegra-v2-2-126c293ec047@debian.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/spi/spi-tegra210-quad.c