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Date: Tue, 12 Jan 2021 03:49:35 +0800
From: kernel test robot <lkp@...el.com>
To: John Garry <john.garry@...wei.com>, jejb@...ux.ibm.com,
martin.petersen@...cle.com, artur.paszkiewicz@...el.com,
jinpu.wang@...ud.ionos.com, corbet@....net, yanaijie@...wei.com
Cc: kbuild-all@...ts.01.org, linux-scsi@...r.kernel.org,
linux-kernel@...r.kernel.org, intel-linux-scu@...el.com,
linux-doc@...r.kernel.org
Subject: Re: [PATCH] scsi: libsas and users: Remove notifier indirection
Hi John,
I love your patch! Perhaps something to improve:
[auto build test WARNING on mkp-scsi/for-next]
[also build test WARNING on scsi/for-next linus/master v5.11-rc3 next-20210111]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/John-Garry/scsi-libsas-and-users-Remove-notifier-indirection/20210112-013419
base: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next
config: m68k-allmodconfig (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/86837fdfa1883e32ec7cbddc1c0905393d4dcb23
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review John-Garry/scsi-libsas-and-users-Remove-notifier-indirection/20210112-013419
git checkout 86837fdfa1883e32ec7cbddc1c0905393d4dcb23
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from include/linux/build_bug.h:5,
from include/linux/bits.h:22,
from include/linux/ioport.h:13,
from include/linux/acpi.h:12,
from drivers/scsi/hisi_sas/hisi_sas.h:10,
from drivers/scsi/hisi_sas/hisi_sas_main.c:7:
include/linux/scatterlist.h: In function 'sg_set_buf':
arch/m68k/include/asm/page_mm.h:174:49: warning: ordered comparison of pointer with null pointer [-Wextra]
174 | #define virt_addr_valid(kaddr) ((void *)(kaddr) >= (void *)PAGE_OFFSET && (void *)(kaddr) < high_memory)
| ^~
include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/scatterlist.h:137:2: note: in expansion of macro 'BUG_ON'
137 | BUG_ON(!virt_addr_valid(buf));
| ^~~~~~
include/linux/scatterlist.h:137:10: note: in expansion of macro 'virt_addr_valid'
137 | BUG_ON(!virt_addr_valid(buf));
| ^~~~~~~~~~~~~~~
drivers/scsi/hisi_sas/hisi_sas_main.c: In function 'hisi_sas_bytes_dmaed':
>> drivers/scsi/hisi_sas/hisi_sas_main.c:619:24: warning: variable 'sas_ha' set but not used [-Wunused-but-set-variable]
619 | struct sas_ha_struct *sas_ha;
| ^~~~~~
vim +/sas_ha +619 drivers/scsi/hisi_sas/hisi_sas_main.c
257efd1f69dd1789 John Garry 2015-11-18 614
66139921973db60c John Garry 2015-11-18 615 static void hisi_sas_bytes_dmaed(struct hisi_hba *hisi_hba, int phy_no)
66139921973db60c John Garry 2015-11-18 616 {
66139921973db60c John Garry 2015-11-18 617 struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no];
66139921973db60c John Garry 2015-11-18 618 struct asd_sas_phy *sas_phy = &phy->sas_phy;
66139921973db60c John Garry 2015-11-18 @619 struct sas_ha_struct *sas_ha;
66139921973db60c John Garry 2015-11-18 620
66139921973db60c John Garry 2015-11-18 621 if (!phy->phy_attached)
66139921973db60c John Garry 2015-11-18 622 return;
66139921973db60c John Garry 2015-11-18 623
b14a37e011d82940 Xiang Chen 2020-10-02 624 if (test_bit(HISI_SAS_PM_BIT, &hisi_hba->flags) &&
b14a37e011d82940 Xiang Chen 2020-10-02 625 !sas_phy->suspended) {
b14a37e011d82940 Xiang Chen 2020-10-02 626 dev_warn(hisi_hba->dev, "phy%d during suspend filtered out\n", phy_no);
b14a37e011d82940 Xiang Chen 2020-10-02 627 return;
b14a37e011d82940 Xiang Chen 2020-10-02 628 }
b14a37e011d82940 Xiang Chen 2020-10-02 629
66139921973db60c John Garry 2015-11-18 630 sas_ha = &hisi_hba->sha;
86837fdfa1883e32 John Garry 2021-01-12 631 sas_notify_phy_event(sas_phy, PHYE_OOB_DONE);
66139921973db60c John Garry 2015-11-18 632
66139921973db60c John Garry 2015-11-18 633 if (sas_phy->phy) {
66139921973db60c John Garry 2015-11-18 634 struct sas_phy *sphy = sas_phy->phy;
66139921973db60c John Garry 2015-11-18 635
66139921973db60c John Garry 2015-11-18 636 sphy->negotiated_linkrate = sas_phy->linkrate;
66139921973db60c John Garry 2015-11-18 637 sphy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
2ae757871f48c7d3 Xiang Chen 2016-11-07 638 sphy->maximum_linkrate_hw =
2ae757871f48c7d3 Xiang Chen 2016-11-07 639 hisi_hba->hw->phy_get_max_linkrate();
2ae757871f48c7d3 Xiang Chen 2016-11-07 640 if (sphy->minimum_linkrate == SAS_LINK_RATE_UNKNOWN)
2ae757871f48c7d3 Xiang Chen 2016-11-07 641 sphy->minimum_linkrate = phy->minimum_linkrate;
2ae757871f48c7d3 Xiang Chen 2016-11-07 642
2ae757871f48c7d3 Xiang Chen 2016-11-07 643 if (sphy->maximum_linkrate == SAS_LINK_RATE_UNKNOWN)
66139921973db60c John Garry 2015-11-18 644 sphy->maximum_linkrate = phy->maximum_linkrate;
66139921973db60c John Garry 2015-11-18 645 }
66139921973db60c John Garry 2015-11-18 646
66139921973db60c John Garry 2015-11-18 647 if (phy->phy_type & PORT_TYPE_SAS) {
66139921973db60c John Garry 2015-11-18 648 struct sas_identify_frame *id;
66139921973db60c John Garry 2015-11-18 649
66139921973db60c John Garry 2015-11-18 650 id = (struct sas_identify_frame *)phy->frame_rcvd;
66139921973db60c John Garry 2015-11-18 651 id->dev_type = phy->identify.device_type;
66139921973db60c John Garry 2015-11-18 652 id->initiator_bits = SAS_PROTOCOL_ALL;
66139921973db60c John Garry 2015-11-18 653 id->target_bits = phy->identify.target_port_protocols;
66139921973db60c John Garry 2015-11-18 654 } else if (phy->phy_type & PORT_TYPE_SATA) {
66139921973db60c John Garry 2015-11-18 655 /* Nothing */
66139921973db60c John Garry 2015-11-18 656 }
66139921973db60c John Garry 2015-11-18 657
66139921973db60c John Garry 2015-11-18 658 sas_phy->frame_rcvd_size = phy->frame_rcvd_size;
86837fdfa1883e32 John Garry 2021-01-12 659 sas_notify_port_event(sas_phy, PORTE_BYTES_DMAED);
66139921973db60c John Garry 2015-11-18 660 }
66139921973db60c John Garry 2015-11-18 661
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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