On 11/25/21 4:57 AM, Greg Kroah-Hartman wrote:
This is the start of the stable review cycle for the 4.9.291 release. There are 206 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know.
Responses should be made by Sat, 27 Nov 2021 12:56:08 +0000. Anything received after that time might be too late.
In file included from arch/sh/mm/init.c:25: arch/sh/include/asm/tlb.h:118:15: error: return type defaults to 'int' [-Werror=return-type] 118 | static inline tlb_flush_pmd_range(struct mmu_gather *tlb, unsigned long address,
The problem affects v4.9.y, v4.14.y, and v4.19.y.
Commit aca917cb287ba99c5 ("hugetlbfs: flush TLBs correctly after huge_pmd_unshare") doesn't really match the upstream commit and obviously was not even build tested on sh (and I would suspect it was not tested on other architectures either). It seems to me that it may do more harm than good.
Guenter