Hi all, After merging the hyperv tree, today's linux-next build (x86_64 allmodconfig) produced this warning: In file included from include/linux/printk.h:7, from include/linux/kernel.h:17, from drivers/hv/hv_util.c:11: drivers/hv/hv_util.c: In function 'hv_timesync_init': include/linux/kern_levels.h:5:18: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'int' [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH' 11 | #define KERN_ERR KERN_SOH "3" /* error conditions */ | ^~~~~~~~ include/linux/printk.h:343:9: note: in expansion of macro 'KERN_ERR' 343 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~ drivers/hv/hv_util.c:753:3: note: in expansion of macro 'pr_err' 753 | pr_err("cannot register PTP clock: %ld\n", | ^~~~~~ Introduced by commit 32c0ff83550e ("hv_utils: Fix passing zero to 'PTR_ERR' warning") -- Cheers, Stephen Rothwell