The patch titled Subject: bottom_half.h needs kernel.h has been added to the -mm tree. Its filename is kernelh-drop-unneeded-linux-kernelh-inclusion-from-other-headers-fix.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/kernelh-drop-unneeded-linux-kernelh-inclusion-from-other-headers-fix.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/kernelh-drop-unneeded-linux-kernelh-inclusion-from-other-headers-fix.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> Subject: bottom_half.h needs kernel.h for _THIS_IP_ on arm at least Link: https://lkml.kernel.org/r/20211015202908.1c417ae2@xxxxxxxxxxxxxxxx Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> Cc: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- include/linux/bottom_half.h | 1 + 1 file changed, 1 insertion(+) --- a/include/linux/bottom_half.h~kernelh-drop-unneeded-linux-kernelh-inclusion-from-other-headers-fix +++ a/include/linux/bottom_half.h @@ -2,6 +2,7 @@ #ifndef _LINUX_BH_H #define _LINUX_BH_H +#include <linux/kernel.h> #include <linux/preempt.h> #if defined(CONFIG_PREEMPT_RT) || defined(CONFIG_TRACE_IRQFLAGS) _ Patches currently in -mm which might be from sfr@xxxxxxxxxxxxxxxx are kernelh-drop-unneeded-linux-kernelh-inclusion-from-other-headers-fix.patch