tree: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next-test head: 5256426247837feb8703625bda7fcfc824af04cf commit: d936f8182e1bd18f5e9e6c5e8d8b69261200ca96 [263/291] powerpc/powernv: Fix type of opal_mpipl_query_tag() addr argument config: powerpc64-randconfig-s031-20210429 (attached as .config) compiler: powerpc64le-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id=d936f8182e1bd18f5e9e6c5e8d8b69261200ca96 git remote add powerpc https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git git fetch --no-tags powerpc next-test git checkout d936f8182e1bd18f5e9e6c5e8d8b69261200ca96 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=powerpc64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
sparse warnings: (new ones prefixed by >>)
arch/powerpc/platforms/powernv/opal-fadump.c:104:41: sparse: sparse:
incorrect type in assignment (different base types) @@ expected unsigned
long long [usertype] boot_mem_dest_addr @@ got restricted __be64 const
[usertype] dest @@
arch/powerpc/platforms/powernv/opal-fadump.c:104:41: sparse: expected
unsigned long long [usertype] boot_mem_dest_addr
arch/powerpc/platforms/powernv/opal-fadump.c:104:41: sparse: got
restricted __be64 const [usertype] dest
arch/powerpc/platforms/powernv/opal-fadump.c:130:22: sparse: sparse:
incorrect type in assignment (different base types) @@ expected unsigned
long base @@ got restricted __be64 const [usertype] src @@
arch/powerpc/platforms/powernv/opal-fadump.c:130:22: sparse: expected
unsigned long base
arch/powerpc/platforms/powernv/opal-fadump.c:130:22: sparse: got
restricted __be64 const [usertype] src
arch/powerpc/platforms/powernv/opal-fadump.c:131:22: sparse: sparse:
incorrect type in assignment (different base types) @@ expected unsigned
long size @@ got restricted __be64 const [usertype] size @@
arch/powerpc/platforms/powernv/opal-fadump.c:131:22: sparse: expected
unsigned long size
arch/powerpc/platforms/powernv/opal-fadump.c:131:22: sparse: got
restricted __be64 const [usertype] size
arch/powerpc/platforms/powernv/opal-fadump.c:146:46: sparse: sparse:
incorrect type in assignment (different base types) @@ expected unsigned
long reserve_dump_area_start @@ got restricted __be64 const [usertype] dest
@@
arch/powerpc/platforms/powernv/opal-fadump.c:146:46: sparse: expected
unsigned long reserve_dump_area_start
arch/powerpc/platforms/powernv/opal-fadump.c:146:46: sparse: got
restricted __be64 const [usertype] dest
arch/powerpc/platforms/powernv/opal-fadump.c:196:41: sparse: sparse:
incorrect type in assignment (different base types) @@ expected restricted
__be64 [usertype] src @@ got unsigned long long @@
arch/powerpc/platforms/powernv/opal-fadump.c:196:41: sparse: expected
restricted __be64 [usertype] src
arch/powerpc/platforms/powernv/opal-fadump.c:196:41: sparse: got
unsigned long long
arch/powerpc/platforms/powernv/opal-fadump.c:197:41: sparse: sparse:
incorrect type in assignment (different base types) @@ expected restricted
__be64 [usertype] dest @@ got unsigned long long [usertype] addr @@
arch/powerpc/platforms/powernv/opal-fadump.c:197:41: sparse: expected
restricted __be64 [usertype] dest
arch/powerpc/platforms/powernv/opal-fadump.c:197:41: sparse: got
unsigned long long [usertype] addr
arch/powerpc/platforms/powernv/opal-fadump.c:198:41: sparse: sparse:
incorrect type in assignment (different base types) @@ expected restricted
__be64 [usertype] size @@ got unsigned long long @@
arch/powerpc/platforms/powernv/opal-fadump.c:198:41: sparse: expected
restricted __be64 [usertype] size
arch/powerpc/platforms/powernv/opal-fadump.c:198:41: sparse: got
unsigned long long
arch/powerpc/platforms/powernv/opal-fadump.c:208:53: sparse: sparse:
restricted __be64 degrades to integer
arch/powerpc/platforms/powernv/opal-fadump.c:276:56: sparse: sparse:
incorrect type in argument 2 (different base types) @@ expected unsigned
long long [usertype] src @@ got restricted __be64 [usertype] src @@
arch/powerpc/platforms/powernv/opal-fadump.c:276:56: sparse: expected
unsigned long long [usertype] src
arch/powerpc/platforms/powernv/opal-fadump.c:276:56: sparse: got
restricted __be64 [usertype] src
arch/powerpc/platforms/powernv/opal-fadump.c:277:56: sparse: sparse:
incorrect type in argument 3 (different base types) @@ expected unsigned
long long [usertype] dest @@ got restricted __be64 [usertype] dest @@
arch/powerpc/platforms/powernv/opal-fadump.c:277:56: sparse: expected
unsigned long long [usertype] dest
arch/powerpc/platforms/powernv/opal-fadump.c:277:56: sparse: got
restricted __be64 [usertype] dest
arch/powerpc/platforms/powernv/opal-fadump.c:278:56: sparse: sparse:
incorrect type in argument 4 (different base types) @@ expected unsigned
long long [usertype] size @@ got restricted __be64 [usertype] size @@
arch/powerpc/platforms/powernv/opal-fadump.c:278:56: sparse: expected
unsigned long long [usertype] size
arch/powerpc/platforms/powernv/opal-fadump.c:278:56: sparse: got
restricted __be64 [usertype] size
arch/powerpc/platforms/powernv/opal-fadump.c:573:38: sparse: sparse:
incorrect type in assignment (different base types) @@ expected unsigned
long long [usertype] dumped_bytes @@ got restricted __be64 const [usertype]
size @@
arch/powerpc/platforms/powernv/opal-fadump.c:573:38: sparse: expected
unsigned long long [usertype] dumped_bytes
arch/powerpc/platforms/powernv/opal-fadump.c:573:38: sparse: got
restricted __be64 const [usertype] size
>> arch/powerpc/platforms/powernv/opal-fadump.c:683:60: sparse: sparse:
>> incorrect type in argument 2 (different base types) @@ expected
>> restricted __be64 [usertype] *addr @@ got unsigned long long * @@
arch/powerpc/platforms/powernv/opal-fadump.c:683:60: sparse: expected
restricted __be64 [usertype] *addr
arch/powerpc/platforms/powernv/opal-fadump.c:683:60: sparse: got
unsigned long long *
arch/powerpc/platforms/powernv/opal-fadump.c:689:16: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:689:16: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:689:16: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:689:16: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:689:16: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:689:16: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:689:16: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:689:16: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:689:16: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:689:16: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:705:57: sparse: sparse:
incorrect type in argument 2 (different base types) @@ expected restricted
__be64 [usertype] *addr @@ got unsigned long long * @@
arch/powerpc/platforms/powernv/opal-fadump.c:705:57: sparse: expected
restricted __be64 [usertype] *addr
arch/powerpc/platforms/powernv/opal-fadump.c:705:57: sparse: got
unsigned long long *
arch/powerpc/platforms/powernv/opal-fadump.c:707:24: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:707:24: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:707:24: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:707:24: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:707:24: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:707:24: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:707:24: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:707:24: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:707:24: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:707:24: sparse: sparse: cast to
restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c: note: in included file:
arch/powerpc/platforms/powernv/opal-fadump.h:138:33: sparse: sparse:
restricted __be64 degrades to integer
vim +683 arch/powerpc/platforms/powernv/opal-fadump.c
41df5928721ff4 Hari Bathini 2019-09-11 622
41df5928721ff4 Hari Bathini 2019-09-11 623 void __init
opal_fadump_dt_scan(struct fw_dump *fadump_conf, u64 node)
41df5928721ff4 Hari Bathini 2019-09-11 624 {
2a1b06dd3a17ac Hari Bathini 2019-09-11 625 const __be32 *prop;
41df5928721ff4 Hari Bathini 2019-09-11 626 unsigned long dn;
2a1b06dd3a17ac Hari Bathini 2019-09-11 627 u64 addr = 0;
7b1b3b48250acb Hari Bathini 2019-09-11 628 int i, len;
2a1b06dd3a17ac Hari Bathini 2019-09-11 629 s64 ret;
2a1b06dd3a17ac Hari Bathini 2019-09-11 630
41df5928721ff4 Hari Bathini 2019-09-11 631 /*
41df5928721ff4 Hari Bathini 2019-09-11 632 * Check if
Firmware-Assisted Dump is supported. if yes, check
41df5928721ff4 Hari Bathini 2019-09-11 633 * if dump has been
initiated on last reboot.
41df5928721ff4 Hari Bathini 2019-09-11 634 */
41df5928721ff4 Hari Bathini 2019-09-11 635 dn =
of_get_flat_dt_subnode_by_name(node, "dump");
41df5928721ff4 Hari Bathini 2019-09-11 636 if (dn ==
-FDT_ERR_NOTFOUND) {
41df5928721ff4 Hari Bathini 2019-09-11 637
pr_debug("FADump support is missing!\n");
41df5928721ff4 Hari Bathini 2019-09-11 638 return;
41df5928721ff4 Hari Bathini 2019-09-11 639 }
41df5928721ff4 Hari Bathini 2019-09-11 640
41df5928721ff4 Hari Bathini 2019-09-11 641 if
(!of_flat_dt_is_compatible(dn, "ibm,opal-dump")) {
41df5928721ff4 Hari Bathini 2019-09-11 642 pr_err("Support
missing for this f/w version!\n");
41df5928721ff4 Hari Bathini 2019-09-11 643 return;
41df5928721ff4 Hari Bathini 2019-09-11 644 }
41df5928721ff4 Hari Bathini 2019-09-11 645
7b1b3b48250acb Hari Bathini 2019-09-11 646 prop =
of_get_flat_dt_prop(dn, "fw-load-area", &len);
7b1b3b48250acb Hari Bathini 2019-09-11 647 if (prop) {
7b1b3b48250acb Hari Bathini 2019-09-11 648 /*
7b1b3b48250acb Hari Bathini 2019-09-11 649 * Each f/w
load area is an (address,size) pair,
7b1b3b48250acb Hari Bathini 2019-09-11 650 * 2 cells
each, totalling 4 cells per range.
7b1b3b48250acb Hari Bathini 2019-09-11 651 */
7b1b3b48250acb Hari Bathini 2019-09-11 652 for (i = 0; i <
len / (sizeof(*prop) * 4); i++) {
7b1b3b48250acb Hari Bathini 2019-09-11 653 u64
base, end;
7b1b3b48250acb Hari Bathini 2019-09-11 654
7b1b3b48250acb Hari Bathini 2019-09-11 655 base =
of_read_number(prop + (i * 4) + 0, 2);
7b1b3b48250acb Hari Bathini 2019-09-11 656 end =
base;
7b1b3b48250acb Hari Bathini 2019-09-11 657 end +=
of_read_number(prop + (i * 4) + 2, 2);
7b1b3b48250acb Hari Bathini 2019-09-11 658 if (end
> OPAL_FADUMP_MIN_BOOT_MEM) {
7b1b3b48250acb Hari Bathini 2019-09-11 659
pr_err("F/W load area: 0x%llx-0x%llx\n",
7b1b3b48250acb Hari Bathini 2019-09-11 660
base, end);
7b1b3b48250acb Hari Bathini 2019-09-11 661
pr_err("F/W version not supported!\n");
7b1b3b48250acb Hari Bathini 2019-09-11 662
return;
7b1b3b48250acb Hari Bathini 2019-09-11 663 }
7b1b3b48250acb Hari Bathini 2019-09-11 664 }
7b1b3b48250acb Hari Bathini 2019-09-11 665 }
7b1b3b48250acb Hari Bathini 2019-09-11 666
41df5928721ff4 Hari Bathini 2019-09-11 667 fadump_conf->ops
= &opal_fadump_ops;
41df5928721ff4 Hari Bathini 2019-09-11 668
fadump_conf->fadump_supported = 1;
2a1b06dd3a17ac Hari Bathini 2019-09-11 669
7dee93a9a8808b Hari Bathini 2019-09-11 670 /*
7dee93a9a8808b Hari Bathini 2019-09-11 671 * Firmware supports
32-bit field for size. Align it to PAGE_SIZE
7dee93a9a8808b Hari Bathini 2019-09-11 672 * and request firmware
to copy multiple kernel boot memory regions.
7dee93a9a8808b Hari Bathini 2019-09-11 673 */
e96d904ede6756 Christophe Leroy 2020-04-20 674
fadump_conf->max_copy_size = ALIGN_DOWN(U32_MAX, PAGE_SIZE);
7dee93a9a8808b Hari Bathini 2019-09-11 675
2a1b06dd3a17ac Hari Bathini 2019-09-11 676 /*
2a1b06dd3a17ac Hari Bathini 2019-09-11 677 * Check if dump has
been initiated on last reboot.
2a1b06dd3a17ac Hari Bathini 2019-09-11 678 */
2a1b06dd3a17ac Hari Bathini 2019-09-11 679 prop =
of_get_flat_dt_prop(dn, "mpipl-boot", NULL);
2a1b06dd3a17ac Hari Bathini 2019-09-11 680 if (!prop)
2a1b06dd3a17ac Hari Bathini 2019-09-11 681 return;
2a1b06dd3a17ac Hari Bathini 2019-09-11 682
2a1b06dd3a17ac Hari Bathini 2019-09-11 @683 ret =
opal_mpipl_query_tag(OPAL_MPIPL_TAG_KERNEL, &addr);
:::::: The code at line 683 was first introduced by commit
:::::: 2a1b06dd3a17ac278494da3c15cac84684346d22 powerpc/fadump: process the
crashdump by exporting it as /proc/vmcore
:::::: TO: Hari Bathini <hbath...@linux.ibm.com>
:::::: CC: Michael Ellerman <m...@ellerman.id.au>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
