Messages in this thread | | | Date | Fri, 24 Sep 2004 16:14:58 -0700 | From | "Randy.Dunlap" <> | Subject | Re: unresolved symbol __udivsi3_i4 |
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On Thu, 23 Sep 2004 21:49:52 -0700 (PDT) Donald Duckie wrote:
| hi randy! | | thank you very much for your help. | | it is indeed the % (mod) operator that generates the | unresolved symbol. it is also true with the / | (division) operator. | | is there any patch on this for | 2.4.18-sh? or how will i do away with this problem | aside from commenting it out from the code?
Sorry, I don't track sh changes. However, I do see in 2.4.26 that arch/sh/lib/udivdi3.c contains a __udivdi3() function, so perhaps you could manage to use it or implement something similar to it.
Or perhaps you could use a different kernel version.
| btw, the previous unresolved symbol problems were | already solved. i just didn't copy the depmod | generated files in the running machine, that was why | those occured.
Good.
-- ~Randy
| --- "Randy.Dunlap" <rddunlap@osdl.org> wrote: | | > On Thu, 23 Sep 2004 19:10:50 -0700 (PDT) Donald | > Duckie wrote: | > | > | hi! | > | | > | can somebody please help me how to overcome this | > | problem: | > | unresolved symbol __udivsi3_i4 | > | | > | I compiled the snull files that i got from | > | | > | http://www.oreilly.com.tw/editor_column/a138_read.htmland | > | ran depmod -a -F /proc/ksyms 2.4.18 snull.o | > | | > | And in another machine (my running machine), I got | > the | > | following files from my compilation machine: | > | snull.o | > | /lib/modules/2.4.18/* | > | | > | In my running machine, I ran modprobe but got this | > | error: | > | Using | > /lib/modules/2.4.18-sh/kernel/drivers/net/snull. | > | <cut> | > | modprobe: unresolved symbol __udivsi3_i4 | > | <cut> | > | > Let me try this again. I suspect that the problem | > is the '%' (mod) | > operator at line 351. Can you just delete part of | > that if-test | > to prove or disprove my suspicion? | > | > | > | The gcc version that is used is: | > | [aprhodite@aphrodite2 bin]$ sh-linux-gcc -v | > | Reading specs from | > | /usr/lib/gcc-lib/sh-linux/3.0.3/specs | > | Configured with: ../configure --prefix=/usr | > | --mandir=/usr/share/man --target=sh-linux | > | --host=i686-pc-linux-gnu --build=i | > | 686-pc-linux-gnu --disable-c99 --disable-nls | > | --enable-languages=c,c++ --with-system-zlib | > | --with-gxx-include-dir=/usr/sh- | > | linux/include/g++-v3 | > | --includedir=/usr/sh-linux/include | > | --enable-threads=posix --enable-long-long | > | Thread model: posix | > | gcc version 3.0.3 | > | | > | | > | Running nm -l-s snull.o | > | 00000000 a *ABS* | > | <cut> | > | U __udivsi3_i4 | > | /home/aphrodite/snull/snull3/snull/snull.c:355 | > | <cut> | > | | > | | > | the block in snull.c that contains ine 355 is: | > | 352 if (lockup && ((priv->stats.tx_packets | > + | > | 1) % lockup) == 0) { | > | 353 /* Simulate a dropped transmit | > | interrupt */ | > | 354 netif_stop_queue(dev); | > | 355 PDEBUG("Simulate lockup at %ld, | > txp | > | %ld\n", jiffies, | > | 356 (unsigned long) | > | priv->stats.tx_packets); | > | 357 } | > | (which seems to be okey) | > | | > | | > | The only modification to the downloaded snull | > files is | > | on snull.c: | > | 30 //#include <linux/malloc.h> /* kmalloc() | > */ | > | 31 #include <linux/slab.h> /* kmalloc() | > | deprecated use slab.h instead*/ | > | | > | | > | can anyone please tell me how to deal with this | > | unresolved symbol __udivsi3_i4? | > | | > | | > | thank you very much. | > | -donald - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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