tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: d25aa47f7625457e7ace24ad08e3450ee083e07a commit: 79c68ab3280fab8ace1b10bf8eadce508ee89c3c [13535/30000] etmem: add original kernel swap enabled options config: x86_64-randconfig-014-20240425 (https://download.01.org/0day-ci/archive/20240425/202404250936.oh8T8o87-lkp@i...) compiler: gcc-11 (Ubuntu 11.4.0-4ubuntu1) 11.4.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240425/202404250936.oh8T8o87-lkp@i...)

If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202404250936.oh8T8o87-lkp@intel.com/

All errors (new ones prefixed by >>):

ld: warning: net/bpfilter/bpfilter_umh_blob.o: missing .note.GNU-stack section implies executable stack ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker ld: warning: net/bpfilter/bpfilter_umh_blob.o: missing .note.GNU-stack section implies executable stack ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker ld: warning: .tmp_vmlinux.kallsyms1 has a LOAD segment with RWX permissions ld: mm/vmscan.o: in function `kernel_swap_check':

...

mm/vmscan.c:3467:(.text+0x2961f): undefined reference to `kernel_swap_enabled' ld: mm/vmscan.c:3467:(.text+0x2d6fc): undefined reference to `kernel_swap_enabled'

ld: fs/proc/base.o:(.rodata+0x18c0): undefined reference to `proc_mm_idle_operations' ld: fs/proc/base.o:(.rodata+0x18e8): undefined reference to `proc_mm_swap_operations' ld: fs/proc/base.o:(.rodata+0x2420): undefined reference to `proc_mm_idle_operations' ld: fs/proc/base.o:(.rodata+0x2448): undefined reference to `proc_mm_swap_operations' ld: fs/proc/etmem_scan.o: in function `page_scan_entry': fs/proc/etmem_scan.c:1339:(.text+0x189): undefined reference to `proc_page_scan_operations' ld: fs/proc/etmem_scan.c:1339:(.text+0x1b4): undefined reference to `proc_page_scan_operations' ld: fs/proc/etmem_scan.c:1340:(.text+0x1c5): undefined reference to `proc_page_scan_operations' ld: fs/proc/etmem_scan.c:1341:(.text+0x1e4): undefined reference to `proc_page_scan_operations' ld: fs/proc/etmem_scan.c:1340:(.text+0x1f5): undefined reference to `proc_page_scan_operations' ld: fs/proc/etmem_scan.o:fs/proc/etmem_scan.c:1342: more undefined references to `proc_page_scan_operations' follow

Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for PGP_PRELOAD Depends on [n]: CRYPTO [=y] && ASYMMETRIC_KEY_TYPE [=n] Selected by [y]: - PGP_PRELOAD_PUBLIC_KEYS [=y] && CRYPTO [=y]

vim +3467 mm/vmscan.c

3459 3460 #ifdef CONFIG_ETMEM 3461 /* 3462 * Check if original kernel swap is enabled 3463 * turn off kernel swap,but leave page cache reclaim on 3464 */ 3465 static inline void kernel_swap_check(struct scan_control *sc) 3466 {

3467 if (sc != NULL && !kernel_swap_enabled())

3468 sc->may_swap = 0; 3469 } 3470 #endif 3471