Subject: Re: linux-next: Tree for December 1

From: Randy Dunlap <[email-masked]>
Date: Wed, 1 Dec 2010 12:23:18 -0800

On Wed, 1 Dec 2010 17:04:38 +0100 Zimny Lech wrote:

> Ave
> 
> 2010/12/1 Stephen Rothwell <[email-masked]>:
> > Hi all,
> >
> > Changes since 20101130:
> >
> 
> I remember, I reported something similar a week or two ago
> 
>   GEN     /home/test/linux-2.6-obj/Makefile
> scripts/kconfig/conf --silentoldconfig Kconfig
> .config:167:warning: override: SLOB changes choice state
> warning: (IA32_EMULATION && X86_64) selects COMPAT_BINFMT_ELF which
> has unmet direct dependencies (COMPAT && BINFMT_ELF)
> warning: (MTD_NAND && MTD || MTD_DOC2000 && MTD || MTD_DOC2001 && MTD
> || MTD_DOC2001PLUS && MTD) selects MTD_NAND_IDS which has unmet direct
> dependencies (MTD
> warning: (CRYPTO_LRW && CRYPTO && EXPERIMENTAL || CRYPTO_XTS && CRYPTO
> && EXPERIMENTAL || CRYPTO_GHASH && CRYPTO) selects CRYPTO_GF128MUL
> which has unmet dire
> *
> * Restart config...
> *
> *
> * Kernel hacking
> *
> Enable __deprecated logic (ENABLE_WARN_DEPRECATED) [Y/n/?] y
> Enable __must_check logic (ENABLE_MUST_CHECK) [N/y/?] n
> Warn for stack frames larger than (needs gcc 4.4) (FRAME_WARN) [2048] 2048
> Magic SysRq key (MAGIC_SYSRQ) [N/y/?] n
> Strip assembler-generated symbols during link (STRIP_ASM_SYMS) [N/y/?] n
> Enable unused/obsolete exported symbols (UNUSED_SYMBOLS) [Y/n/?] y
> Debug Filesystem (DEBUG_FS) [Y/?] y
> Run 'make headers_check' when building vmlinux (HEADERS_CHECK) [N/y/?] n
> Kernel debugging (DEBUG_KERNEL) [Y/n/?] y
>   Debug shared IRQ handlers (DEBUG_SHIRQ) [N/y/?] n
>   Detect Hard and Soft Lockups (LOCKUP_DETECTOR) [Y/n/?] y
> Panic (Reboot) On Soft Lockups (BOOTPARAM_SOFTLOCKUP_PANIC) [Y/n/?] y
> Detect Hung Tasks (DETECT_HUNG_TASK) [N/y/?] n
> Debug object operations (DEBUG_OBJECTS) [N/y/?] n
> RT Mutex debugging, deadlock detection (DEBUG_RT_MUTEXES) [Y/n/?] y
> Built-in scriptable tester for rt-mutexes (RT_MUTEX_TESTER) [Y/n/?] y
> Spinlock and rw-lock debugging: basic checks (DEBUG_SPINLOCK) [Y/?] y
> Mutex debugging: basic checks (DEBUG_MUTEXES) [Y/?] y
> Lock debugging: detect incorrect freeing of live locks
> (DEBUG_LOCK_ALLOC) [Y/?] y
> Lock debugging: prove locking correctness (PROVE_LOCKING) [Y/n/?] y
>   RCU debugging: prove RCU correctness (PROVE_RCU) [Y/n/?] y
>     RCU debugging: don't disable PROVE_RCU on first splat
> (PROVE_RCU_REPEATEDLY) [N/y/?] n
> RCU debugging: sparse-based checks for pointer usage
> (SPARSE_RCU_POINTER) [Y/n/?] y
> Lock usage statistics (LOCK_STAT) [N/y/?] n
> Lock dependency engine debugging (DEBUG_LOCKDEP) [Y/n/?] y
> Spinlock debugging: sleep-inside-spinlock checking
> (DEBUG_SPINLOCK_SLEEP) [Y/n/?] y
> Locking API boot-time self-tests (DEBUG_LOCKING_API_SELFTESTS) [N/y/?] n
> kobject debugging (DEBUG_KOBJECT) [N/y/?] n
> Compile the kernel with debug info (DEBUG_INFO) [N/y/?] n
> Debug VM (DEBUG_VM) [Y/n/?] y
> Debug VM translations (DEBUG_VIRTUAL) [Y/n/?] y
> Debug filesystem writers count (DEBUG_WRITECOUNT) [N/y/?] n
> Debug memory initialisation (DEBUG_MEMORY_INIT) [Y/n/?] y
> Debug linked list manipulation (DEBUG_LIST) [Y/n/?] y
> Linked list sorting test (TEST_LIST_SORT) [N/y/?] n
> Debug SG table operations (DEBUG_SG) [N/y/?] n
> Debug notifier call chains (DEBUG_NOTIFIERS) [N/y/?] n
> Debug credential management (DEBUG_CREDENTIALS) [Y/n/?] y
> Compile the kernel with frame pointers (FRAME_POINTER) [Y/?] y
> torture tests for RCU (RCU_TORTURE_TEST) [N/y/?] n
> Check for stalled CPUs delaying RCU grace periods
> (RCU_CPU_STALL_DETECTOR) [Y/n/?] y
>   RCU CPU stall timeout in seconds (RCU_CPU_STALL_TIMEOUT) [60] 60
>   RCU CPU stall checking starts automatically at boot
> (RCU_CPU_STALL_DETECTOR_RUNNABLE) [Y/n/?] y
> Self test for the backtrace code (BACKTRACE_SELF_TEST) [Y/n/?] y
> Force extended block device numbers and spread them
> (DEBUG_BLOCK_EXT_DEVT) [N/y/?] n
> Force weak per-cpu definitions (DEBUG_FORCE_WEAK_PER_CPU) [N/y/?] n
> Linux Kernel Dump Test Tool Module (LKDTM) [N/y/?] n
> CPU notifier error injection module (CPU_NOTIFIER_ERROR_INJECT) [Y/n/?] y
> Fault-injection framework (FAULT_INJECTION) [Y/n/?] y
>   Fault-injection capabilitiy for alloc_pages() (FAIL_PAGE_ALLOC) [N/y/?] n
>   Fault-injection capability for disk IO (FAIL_MAKE_REQUEST) [Y/n/?] y
>   Fault-injection capability for faking disk interrupts
> (FAIL_IO_TIMEOUT) [Y/n/?] y
>   Debugfs entries for fault-injection capabilities
> (FAULT_INJECTION_DEBUG_FS) [N/y/?] n
> Debug page memory allocations (DEBUG_PAGEALLOC) [N/y/?] (NEW) aborted!
> 
> Console input/output is redirected. Run 'make oldconfig' to update
> configuration.
> 
> make[3]: *** [silentoldconfig] Error 1
> make[2]: *** [silentoldconfig] Error 2
> make[1]: *** No rule to make target `include/config/auto.conf', needed
> by `include/config/kernel.release'.  Stop.
> make: *** [sub-make] Error 2

This is a problem.  Any idea how you achieved this?

# CONFIG_SLAB is not set
CONFIG_SLUB=y
CONFIG_SLOB=y

These are part of a choice and should be mutually exclusive.

---
~Randy
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