On Tue, Jan 23, 2024 at 3:05 PM Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote: > > Hi all, > > After merging the mm tree, today's linux-next build (powerpc > ppc64_defconfig) failed like this: > > fs/proc/task_mmu.c: In function 'get_vma_snapshow': > fs/proc/task_mmu.c:145:19: error: 'struct vm_area_struct' has no member named 'anon_name'; did you mean 'anon_vma'? > 145 | if (copy->anon_name && !anon_vma_name_get_rcu(copy)) > | ^~~~~~~~~ > | anon_vma > fs/proc/task_mmu.c:161:19: error: 'struct vm_area_struct' has no member named 'anon_name'; did you mean 'anon_vma'? > 161 | if (copy->anon_name) > | ^~~~~~~~~ > | anon_vma > fs/proc/task_mmu.c:162:41: error: 'struct vm_area_struct' has no member named 'anon_name'; did you mean 'anon_vma'? > 162 | anon_vma_name_put(copy->anon_name); > | ^~~~~~~~~ > | anon_vma > fs/proc/task_mmu.c: In function 'put_vma_snapshot': > fs/proc/task_mmu.c:174:18: error: 'struct vm_area_struct' has no member named 'anon_name'; did you mean 'anon_vma'? > 174 | if (vma->anon_name) > | ^~~~~~~~~ > | anon_vma > fs/proc/task_mmu.c:175:40: error: 'struct vm_area_struct' has no member named 'anon_name'; did you mean 'anon_vma'? > 175 | anon_vma_name_put(vma->anon_name); > | ^~~~~~~~~ > | anon_vma > > Caused by commit > > 786cebbd51a4 ("mm/maps: read proc/pid/maps under RCU") > > from the mm-unstable branch. > > This build does not have CONFIG_ANON_VMA_NAME set. > > I have reverted that commit for today. Yes, this problem was reported yesterday and I just posted v2 with a fix: https://lore.kernel.org/all/20240123231014.3801041-1-surenb@xxxxxxxxxx/ Thanks, Suren. > > -- > Cheers, > Stephen Rothwell