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Date: Tue, 4 Jan 2022 08:13:48 +0800
From: kernel test robot <lkp@...el.com>
To: Neil Armstrong <narmstrong@...libre.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [narmstrong-oxnas:oxnas/v5.10/sata 1/3]
drivers/ata/sata_ox810se.c:1588:73: warning: suggest braces around empty
body in an 'else' statement
tree: https://git.kernel.org/pub/scm/linux/kernel/git/narmstrong/linux-oxnas.git oxnas/v5.10/sata
head: acba9b2498a048f1a89fdac6f661ec263e369e76
commit: 8d1ea2ee9ebf1304bd9c7bc60eb5b04295a89f54 [1/3] ata: Add Oxford Semiconductor OX810SE SATA Controller Support
config: nios2-allyesconfig (https://download.01.org/0day-ci/archive/20220104/202201040839.msnlcRzd-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 11.2.0
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://git.kernel.org/pub/scm/linux/kernel/git/narmstrong/linux-oxnas.git/commit/?id=8d1ea2ee9ebf1304bd9c7bc60eb5b04295a89f54
git remote add narmstrong-oxnas https://git.kernel.org/pub/scm/linux/kernel/git/narmstrong/linux-oxnas.git
git fetch --no-tags narmstrong-oxnas oxnas/v5.10/sata
git checkout 8d1ea2ee9ebf1304bd9c7bc60eb5b04295a89f54
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nios2 SHELL=/bin/bash drivers/ata/
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 >>):
drivers/ata/sata_ox810se.c:293:6: warning: no previous prototype for 'sata_oxnas_link_write' [-Wmissing-prototypes]
293 | void sata_oxnas_link_write(struct ata_port *ap, unsigned int link_reg, u32 val)
| ^~~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c:331:5: warning: no previous prototype for 'sata_oxnas_link_read' [-Wmissing-prototypes]
331 | u32 sata_oxnas_link_read(struct ata_port *ap, unsigned int link_reg)
| ^~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c: In function 'sata_oxnas_link_read':
drivers/ata/sata_ox810se.c:351:74: warning: suggest braces around empty body in an 'if' statement [-Wempty-body]
351 | DPRINTK("link read timed out for port %d\n", ap->port_no);
| ^
drivers/ata/sata_ox810se.c: At top level:
drivers/ata/sata_ox810se.c:467:6: warning: no previous prototype for 'sata_oxnas_checkforhotplug' [-Wmissing-prototypes]
467 | void sata_oxnas_checkforhotplug(struct ata_port *ap)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c:704:5: warning: no previous prototype for 'sata_core_has_fast_waiters' [-Wmissing-prototypes]
704 | int sata_core_has_fast_waiters(struct ata_host *ah)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c: In function 'sata_core_has_fast_waiters':
drivers/ata/sata_ox810se.c:711:55: error: 'wait_queue_head_t' {aka 'struct wait_queue_head'} has no member named 'task_list'
711 | has_waiters = !list_empty(&hd->fast_wait_queue.task_list);
| ^
drivers/ata/sata_ox810se.c: At top level:
drivers/ata/sata_ox810se.c:718:5: warning: no previous prototype for 'sata_core_has_scsi_waiters' [-Wmissing-prototypes]
718 | int sata_core_has_scsi_waiters(struct ata_host *ah)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c: In function 'sata_core_has_scsi_waiters':
drivers/ata/sata_ox810se.c:726:55: error: 'wait_queue_head_t' {aka 'struct wait_queue_head'} has no member named 'task_list'
726 | !list_empty(&hd->scsi_wait_queue.task_list);
| ^
drivers/ata/sata_ox810se.c: In function 'sata_oxnas_clear_reg_access_error':
drivers/ata/sata_ox810se.c:1043:64: warning: suggest braces around empty body in an 'if' statement [-Wempty-body]
1043 | DPRINTK("register access error didn't clear\n");
| ^
drivers/ata/sata_ox810se.c: At top level:
drivers/ata/sata_ox810se.c:1136:6: warning: no previous prototype for 'sata_oxnas_freeze_host' [-Wmissing-prototypes]
1136 | void sata_oxnas_freeze_host(struct ata_port *ap)
| ^~~~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c:1145:6: warning: no previous prototype for 'sata_oxnas_thaw_host' [-Wmissing-prototypes]
1145 | void sata_oxnas_thaw_host(struct ata_port *ap)
| ^~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c:1185:5: warning: no previous prototype for 'sata_oxnas_check_link' [-Wmissing-prototypes]
1185 | int sata_oxnas_check_link(struct ata_port *ap)
| ^~~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c:1315:6: warning: no previous prototype for 'sata_oxnas_qc_finish' [-Wmissing-prototypes]
1315 | void sata_oxnas_qc_finish(void *dma_async_param)
| ^~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c:1545:9: warning: no previous prototype for 'sata_oxnas_init_controller' [-Wmissing-prototypes]
1545 | int sata_oxnas_init_controller(struct ata_host *host)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c: In function 'sata_oxnas_port_irq':
drivers/ata/sata_ox810se.c:1559:32: warning: left shift count >= width of type [-Wshift-count-overflow]
1559 | if (ap->qc_active & (1 << ATA_TAG_INTERNAL)) {
| ^~
>> drivers/ata/sata_ox810se.c:1588:73: warning: suggest braces around empty body in an 'else' statement [-Wempty-body]
1588 | "%d %08x\n", ap->link.active_tag, ap->qc_active);
| ^
drivers/ata/sata_ox810se.c: At top level:
drivers/ata/sata_ox810se.c:1648:22: warning: initialized field overwritten [-Woverride-init]
1648 | .can_queue = SATA_OXNAS_QUEUE_DEPTH,
| ^~~~~~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c:1648:22: note: (near initialization for 'sata_oxnas_sht.can_queue')
drivers/ata/sata_ox810se.c:1657:20: error: initialization of 'enum ata_completion_errors (*)(struct ata_queued_cmd *)' from incompatible pointer type 'void (*)(struct ata_queued_cmd *)' [-Werror=incompatible-pointer-types]
1657 | .qc_prep = sata_oxnas_qc_prep,
| ^~~~~~~~~~~~~~~~~~
drivers/ata/sata_ox810se.c:1657:20: note: (near initialization for 'sata_oxnas_ops.qc_prep')
cc1: some warnings being treated as errors
vim +/else +1588 drivers/ata/sata_ox810se.c
1549
1550 /* This port done an interrupt */
1551 static void sata_oxnas_port_irq(struct ata_port *ap, u32 int_status)
1552 {
1553 struct ata_queued_cmd *qc;
1554 unsigned long flags = 0;
1555
1556 DPRINTK("ENTER port %d irqstatus %x\n", ap->port_no,
1557 int_status);
1558
1559 if (ap->qc_active & (1 << ATA_TAG_INTERNAL)) {
1560 qc = ata_qc_from_tag(ap, ATA_TAG_INTERNAL);
1561 DPRINTK("completing non-ncq cmd\n");
1562
1563 if (qc)
1564 ata_qc_complete(qc);
1565
1566 return;
1567 }
1568
1569 qc = ata_qc_from_tag(ap, ap->link.active_tag);
1570
1571
1572 /* If there's no command associated with this IRQ, ignore it. We may get
1573 * spurious interrupts when cleaning-up after a failed command, ignore
1574 * these too.
1575 * DMA commands will terminate with DMA callback
1576 */
1577 if (likely(qc) &&
1578 !(ata_is_dma(qc->tf.protocol) || ata_is_pio(qc->tf.protocol))) {
1579 /* get the status before any error cleanup */
1580 qc->err_mask = ac_err_mask(sata_oxnas_check_status(ap));
1581 /* tell libata we're done */
1582 local_irq_save(flags);
1583 sata_oxnas_irq_clear(ap);
1584 local_irq_restore(flags);
1585 ata_qc_complete(qc);
1586 } else
1587 VPRINTK("Ignoring interrupt, can't find the command tag="
> 1588 "%d %08x\n", ap->link.active_tag, ap->qc_active);
1589
1590 /* maybe a hotplug event */
1591 if (unlikely(int_status & INT_LINK_SERROR)) {
1592 u32 serror;
1593
1594 sata_oxnas_scr_read_port(ap, SCR_ERROR, &serror);
1595 if (serror & (SERR_DEV_XCHG | SERR_PHYRDY_CHG)) {
1596 ata_ehi_hotplugged(&ap->link.eh_info);
1597 ata_port_freeze(ap);
1598 }
1599 }
1600 }
1601
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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