scsi: storvsc: Ratelimit warning logs to prevent VM denial of service
commit d2138eab upstream. If there's a persistent error in the hypervisor, the SCSI warning for failed I/O can flood the kernel log and max out CPU utilization, preventing troubleshooting from the VM side. Ratelimit the warning so it doesn't DoS the VM. Closes: https://github.com/microsoft/WSL/issues/9173 Signed-off-by:Easwar Hariharan <eahariha@linux.microsoft.com> Link: https://lore.kernel.org/r/20250107-eahariha-ratelimit-storvsc-v1-1-7fc193d1f2b0@linux.microsoft.com Reviewed-by:
Michael Kelley <mhklinux@outlook.com> Signed-off-by:
Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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