Hi all, After merging the pm tree, today's linux-next build (i386 defconfig) failed like this: In file included from drivers/acpi/mipi-disco-img.c:21: drivers/acpi/mipi-disco-img.c: In function 'init_csi2_port': drivers/acpi/mipi-disco-img.c:536:42: error: format '%lu' expects argument of type 'long unsigned int', but argument 4 has type 'unsigned int' [-Werror=format=] 536 | acpi_handle_info(handle, "Too few lane polarity bytes (%lu vs. %d)\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/acpi.h:1199:47: note: in definition of macro 'acpi_handle_info' 1199 | acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__) | ^~~ drivers/acpi/mipi-disco-img.c:536:74: note: format string is defined here 536 | acpi_handle_info(handle, "Too few lane polarity bytes (%lu vs. %d)\n", | ~~^ | | | long unsigned int | %u cc1: all warnings being treated as errors Caused by commit a6cb0a611273 ("ACPI: scan: Extract MIPI DisCo for Imaging data into swnodes") I have reverted that commit (and the following two) for today. -- Cheers, Stephen Rothwell