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List:       linux-scsi
Subject:    [scsi:misc 108/132] drivers/scsi/aha1542.c:328: undefined reference to `__udivdi3'
From:       kbuild test robot <lkp () intel ! com>
Date:       2018-11-30 4:25:27
Message-ID: 201811301218.Q1sVInLK%fengguang.wu () intel ! com
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Hi Christoph,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git misc
head:   9167f0dcc523735d5df7c6e27b58c05740433657
commit: 1794ef2b150dd502bc31cb50ad36c901337b4d0e [108/132] scsi: aha1542: convert to \
                DMA mapping API
config: i386-randconfig-c0-11300951 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        git checkout 1794ef2b150dd502bc31cb50ad36c901337b4d0e
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   ./usr/include/linux/v4l2-controls.h:1105: found __[us]{8,16,32,64} type without \
#include <linux/types.h>  drivers/scsi/aha1542.o: In function `aha1542_interrupt':
> > drivers/scsi/aha1542.c:328: undefined reference to `__udivdi3'
   make[1]: *** [vmlinux] Error 1
   make[1]: Target '_all' not remade because of errors.

vim +328 drivers/scsi/aha1542.c

   257	
   258	static irqreturn_t aha1542_interrupt(int irq, void *dev_id)
   259	{
   260		struct Scsi_Host *sh = dev_id;
   261		struct aha1542_hostdata *aha1542 = shost_priv(sh);
   262		void (*my_done)(struct scsi_cmnd *) = NULL;
   263		int errstatus, mbi, mbo, mbistatus;
   264		int number_serviced;
   265		unsigned long flags;
   266		struct scsi_cmnd *tmp_cmd;
   267		int flag;
   268		struct mailbox *mb = aha1542->mb;
   269		struct ccb *ccb = aha1542->ccb;
   270	
   271	#ifdef DEBUG
   272		{
   273			flag = inb(INTRFLAGS(sh->io_port));
   274			shost_printk(KERN_DEBUG, sh, "aha1542_intr_handle: ");
   275			if (!(flag & ANYINTR))
   276				printk("no interrupt?");
   277			if (flag & MBIF)
   278				printk("MBIF ");
   279			if (flag & MBOA)
   280				printk("MBOF ");
   281			if (flag & HACC)
   282				printk("HACC ");
   283			if (flag & SCRD)
   284				printk("SCRD ");
   285			printk("status %02x\n", inb(STATUS(sh->io_port)));
   286		};
   287	#endif
   288		number_serviced = 0;
   289	
   290		spin_lock_irqsave(sh->host_lock, flags);
   291		while (1) {
   292			flag = inb(INTRFLAGS(sh->io_port));
   293	
   294			/* Check for unusual interrupts.  If any of these happen, we should
   295			   probably do something special, but for now just printing a message
   296			   is sufficient.  A SCSI reset detected is something that we really
   297			   need to deal with in some way. */
   298			if (flag & ~MBIF) {
   299				if (flag & MBOA)
   300					printk("MBOF ");
   301				if (flag & HACC)
   302					printk("HACC ");
   303				if (flag & SCRD)
   304					printk("SCRD ");
   305			}
   306			aha1542_intr_reset(sh->io_port);
   307	
   308			mbi = aha1542->aha1542_last_mbi_used + 1;
   309			if (mbi >= 2 * AHA1542_MAILBOXES)
   310				mbi = AHA1542_MAILBOXES;
   311	
   312			do {
   313				if (mb[mbi].status != 0)
   314					break;
   315				mbi++;
   316				if (mbi >= 2 * AHA1542_MAILBOXES)
   317					mbi = AHA1542_MAILBOXES;
   318			} while (mbi != aha1542->aha1542_last_mbi_used);
   319	
   320			if (mb[mbi].status == 0) {
   321				spin_unlock_irqrestore(sh->host_lock, flags);
   322				/* Hmm, no mail.  Must have read it the last time around */
   323				if (!number_serviced)
   324					shost_printk(KERN_WARNING, sh, "interrupt received, but no mail.\n");
   325				return IRQ_HANDLED;
   326			};
   327	
 > 328			mbo = (scsi2int(mb[mbi].ccbptr) - aha1542->ccb_handle) / sizeof(struct ccb);
   329			mbistatus = mb[mbi].status;
   330			mb[mbi].status = 0;
   331			aha1542->aha1542_last_mbi_used = mbi;
   332	

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https://lists.01.org/pipermail/kbuild-all                   Intel Corporation


[".config.gz" (application/gzip)]

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