On Wednesday 20 July 2005 20:59, ashwin tanugula wrote: > Hi, > I am working on the UML/PPC port and I got the following errors. Can > anybody tell me how to solve the ptrace_link and ptrace_unlink errors > in linux/ptrace.h file? Well, you should add, before the offending lines, the inclusion of the missing header which is needed for that code.
I.e. if that's using a member of task_struct, then you need to include the definition of task_struct, which is in <linux/sched.h>. If that is already included, then it means that you have a ciclic dependency chain; for instance, sched.h includes ptrace.h at its beginning, before declaring task_struct, and then ptrace.h includes sched.h because it needs it; but the content of sched.h is going to be skipped because of the "double inclusion" guard (_LINUX_SCHED_H will have already been defined). > [EMAIL PROTECTED]:/home/ashwin/Desktop/ashwin/linux-2.6.0-test9 # make linux > ARCH=um CHK include/linux/version.h > UPD include/linux/version.h > SYMLINK include/asm -> include/asm-um > HOSTCC scripts/genksyms/genksyms.o > SHIPPED scripts/genksyms/lex.c > SHIPPED scripts/genksyms/parse.h > SHIPPED scripts/genksyms/keywords.c > HOSTCC scripts/genksyms/lex.o > SHIPPED scripts/genksyms/parse.c > HOSTCC scripts/genksyms/parse.o > HOSTLD scripts/genksyms/genksyms > HOSTCC scripts/split-include > HOSTCC scripts/conmakehash > HOSTCC scripts/docproc > HOSTCC scripts/kallsyms > CC scripts/empty.o > HOSTCC scripts/mk_elfconfig > MKELF scripts/elfconfig.h > HOSTCC scripts/file2alias.o > HOSTCC scripts/modpost.o > HOSTLD scripts/modpost > HOSTCC scripts/pnmtologo > HOSTCC scripts/bin2c > SPLIT include/linux/autoconf.h -> include/config/* > sed 's/ CONFIG/ UML_CONFIG/' > /home/ashwin/Desktop/ashwin/linux-2.6.0-test9/include/linux/autoconf.h > > > arch/um/include/uml-config.h > > make -f scripts/Makefile.build obj=arch/um/util > gcc -o arch/um/util/mk_task_user.o -c arch/um/util/mk_task_user.c > CC arch/um/util/mk_task_kern.o > In file included from include/asm/arch/user.h:7, > from include/asm/processor-i386.h:20, > from include/asm/processor-generic.h:17, > from include/asm/processor.h:11, > from include/asm/thread_info.h:11, > from include/linux/thread_info.h:21, > from include/linux/spinlock.h:12, > from include/linux/capability.h:45, > from include/linux/sched.h:7, > from arch/um/util/mk_task_kern.c:1: > include/linux/ptrace.h: In function `ptrace_link': > include/linux/ptrace.h:88: error: dereferencing pointer to incomplete type > include/linux/ptrace.h: In function `ptrace_unlink': > include/linux/ptrace.h:93: error: dereferencing pointer to incomplete type > In file included from include/asm/arch/semaphore.h:21, > from include/asm/semaphore.h:4, > from include/linux/sched.h:18, > from arch/um/util/mk_task_kern.c:1: > include/linux/wait.h: At top level: > include/linux/wait.h:83: warning: `regparm' attribute directive ignored > include/linux/wait.h:84: warning: `regparm' attribute directive ignored > include/linux/wait.h:85: warning: `regparm' attribute directive ignored > include/linux/wait.h:107: warning: `regparm' attribute directive ignored > include/linux/wait.h:108: warning: `regparm' attribute directive ignored > include/linux/wait.h:109: warning: `regparm' attribute directive ignored > include/linux/wait.h:228: warning: `regparm' attribute directive ignored > include/linux/wait.h:229: warning: `regparm' attribute directive ignored > include/linux/wait.h:231: warning: `regparm' attribute directive ignored > include/linux/wait.h:232: warning: `regparm' attribute directive ignored > include/linux/wait.h:238: warning: `regparm' attribute directive ignored > include/linux/wait.h:240: warning: `regparm' attribute directive ignored > include/linux/wait.h:242: warning: `regparm' attribute directive ignored > In file included from include/linux/rwsem.h:25, > from include/asm/arch/semaphore.h:22, > from include/asm/semaphore.h:4, > from include/linux/sched.h:18, > from arch/um/util/mk_task_kern.c:1: > include/linux/rwsem-spinlock.h:55: warning: `regparm' attribute > directive ignoredinclude/linux/rwsem-spinlock.h:56: warning: `regparm' > attribute directive ignoredinclude/linux/rwsem-spinlock.h:57: warning: > `regparm' attribute directive > ignoredinclude/linux/rwsem-spinlock.h:58: warning: `regparm' attribute > directive ignoredinclude/linux/rwsem-spinlock.h:59: warning: `regparm' > attribute directive ignoredinclude/linux/rwsem-spinlock.h:60: warning: > `regparm' attribute directive > ignoredinclude/linux/rwsem-spinlock.h:61: warning: `regparm' attribute > directive ignoredinclude/linux/rwsem-spinlock.h:62: warning: `regparm' > attribute directive ignoredIn file included from > include/linux/sched.h:23, > from arch/um/util/mk_task_kern.c:1: > include/linux/smp.h:33: warning: `regparm' attribute directive ignored > In file included from include/linux/sched.h:29, > from arch/um/util/mk_task_kern.c:1: > include/linux/completion.h:30: warning: `regparm' attribute directive > ignored include/linux/completion.h:31: warning: `regparm' attribute > directive ignored include/linux/completion.h:32: warning: `regparm' > attribute directive ignored In file included from include/linux/sched.h:30, > from arch/um/util/mk_task_kern.c:1: > include/linux/pid.h:36: warning: `regparm' attribute directive ignored > include/linux/pid.h:38: warning: `regparm' attribute directive ignored > include/linux/pid.h:43: warning: `regparm' attribute directive ignored > include/linux/pid.h:49: warning: `regparm' attribute directive ignored > include/linux/pid.h:52: warning: `regparm' attribute directive ignored > In file included from include/linux/slab.h:15, > from include/linux/percpu.h:4, > from include/linux/sched.h:31, > from arch/um/util/mk_task_kern.c:1: > include/linux/gfp.h:66: warning: `regparm' attribute directive ignored > include/linux/gfp.h:80: warning: `regparm' attribute directive ignored > include/linux/gfp.h:81: warning: `regparm' attribute directive ignored > include/linux/gfp.h:89: warning: `regparm' attribute directive ignored > include/linux/gfp.h:90: warning: `regparm' attribute directive ignored > include/linux/gfp.h:91: warning: `regparm' attribute directive ignored > include/linux/gfp.h:92: warning: `regparm' attribute directive ignored > In file included from include/linux/percpu.h:4, > from include/linux/sched.h:31, > from arch/um/util/mk_task_kern.c:1: > include/linux/slab.h:103: warning: `regparm' attribute directive ignored > In file included from arch/um/util/mk_task_kern.c:1: > include/linux/sched.h:175: warning: `regparm' attribute directive ignored > In file included from include/linux/aio.h:5, > from include/linux/sched.h:183, > from arch/um/util/mk_task_kern.c:1: > include/linux/workqueue.h:55: warning: `regparm' attribute directive > ignored include/linux/workqueue.h:56: warning: `regparm' attribute > directive ignored include/linux/workqueue.h:57: warning: `regparm' > attribute directive ignored include/linux/workqueue.h:59: warning: > `regparm' attribute directive ignored include/linux/workqueue.h:60: > warning: `regparm' attribute directive ignored In file included from > include/linux/sched.h:183, > from arch/um/util/mk_task_kern.c:1: > include/linux/aio.h:143: warning: `regparm' attribute directive ignored > include/linux/aio.h:144: warning: `regparm' attribute directive ignored > include/linux/aio.h:145: warning: `regparm' attribute directive ignored > include/linux/aio.h:146: warning: `regparm' attribute directive ignored > include/linux/aio.h:147: warning: `regparm' attribute directive ignored > include/linux/aio.h:149: warning: `regparm' attribute directive ignored > include/linux/aio.h:151: warning: `regparm' attribute directive ignored > include/linux/aio.h:156: warning: `regparm' attribute directive ignored > In file included from arch/um/util/mk_task_kern.c:1: > include/linux/sched.h:574: warning: `regparm' attribute directive ignored > include/linux/sched.h:575: warning: `regparm' attribute directive ignored > include/linux/sched.h:576: warning: `regparm' attribute directive ignored > include/linux/sched.h:577: warning: `regparm' attribute directive ignored > include/linux/sched.h:578: warning: `regparm' attribute directive ignored > include/linux/sched.h:668: warning: `regparm' attribute directive ignored > include/linux/sched.h:743: warning: `regparm' attribute directive ignored > include/linux/sched.h:871: warning: `regparm' attribute directive ignored > make[1]: *** [arch/um/util/mk_task_kern.o] Error 1 > make: *** [arch/um/util] Error 2 > > Thanks in advance > > --Ashwin > > > ------------------------------------------------------- > SF.Net email is sponsored by: Discover Easy Linux Migration Strategies > from IBM. Find simple to follow Roadmaps, straightforward articles, > informative Webcasts and more! Get everything you need to get up to > speed, fast. http://ads.osdn.com/?ad_idt77&alloc_id492&op=Click > _______________________________________________ > User-mode-linux-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel -- Inform me of my mistakes, so I can keep imitating Homer Simpson's "Doh!". Paolo Giarrusso, aka Blaisorblade (Skype ID "PaoloGiarrusso", ICQ 215621894) http://www.user-mode-linux.org/~blaisorblade ------------------------------------------------------- SF.Net email is sponsored by: Discover Easy Linux Migration Strategies from IBM. Find simple to follow Roadmaps, straightforward articles, informative Webcasts and more! 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