Read: http://lwn.net/Articles/driver-porting/ -----Original Message----- From: kernelnewbies-bounce@nl.linux.org [mailto:kernelnewbies-bounce@nl.linux.org] On Behalf Of Manu Anand Sent: Thursday, November 27, 2003 12:25 AM To: kernelnewbies@nl.linux.org Subject: RE: module compiling in 2.6 kernel I am also getting same errors on 2.6.0-test2 -Manu > ---------- > From: kernelnewbies-bounce@nl.linux.org[SMTP:kernelnewbies-bounce@nl.linux.org] on behalf of Rob Wilkens[SMTP:robw@optonline.net] > Sent: Thursday, November 27, 2003 7:34 AM > To: kernelnewbies@nl.linux.org > Subject: module compiling in 2.6 kernel > > (Sorry if this topic has been beaten to death, I'm new to the list, in > adddition to being a kernel newbie in general). > > I'm running 2.6.0-test9 kernel (yes, I know test11 is out). > > I was intrigued by the post "major doubt" and had the book in question > (Linux Device Drivers) so I tried implementing the sample "Hello > World" module. > > Please refer to that message for the source code. (Posted Monday > 7:16am > ET.) > > I couldn't get it to compile on my 2.6.0-test9 kernel (I realize it's > 2.4 code), can someone tell me what's wrong or what I need to do to > make it work on 2.6.x?. > > Here are my compile-time errors : > > # gcc -c -I/usr/src/linux-2.4.6-test9/include hello.c > > In file included from /usr/include/linux/jiffies.h:6, > from /usr/include/linux/sched.h:12, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/spinlock.h: In function `bit_spin_lock': > /usr/include/linux/spinlock.h:413: error: invalid type argument of > `->' > /usr/include/linux/spinlock.h: In function `bit_spin_trylock': > /usr/include/linux/spinlock.h:430: error: invalid type argument of `->' > /usr/include/linux/spinlock.h:433: error: invalid type argument of `->' > /usr/include/linux/spinlock.h:433: error: `TIF_NEED_RESCHED' undeclared > (first u > se in this function) > /usr/include/linux/spinlock.h:433: error: (Each undeclared identifier is > reporte > d only once > /usr/include/linux/spinlock.h:433: error: for each function it appears > in.) > /usr/include/linux/spinlock.h: In function `bit_spin_unlock': > /usr/include/linux/spinlock.h:451: error: invalid type argument of `->' > /usr/include/linux/spinlock.h:451: error: `TIF_NEED_RESCHED' undeclared > (first u > se in this function) > In file included from /usr/include/linux/jiffies.h:7, > from /usr/include/linux/sched.h:12, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/seqlock.h: In function `write_seqlock': > /usr/include/linux/seqlock.h:52: error: invalid type argument of `->' > /usr/include/linux/seqlock.h: In function `write_sequnlock': > /usr/include/linux/seqlock.h:61: error: invalid type argument of `->' > /usr/include/linux/seqlock.h:61: error: `TIF_NEED_RESCHED' undeclared > (first use > in this function) > /usr/include/linux/seqlock.h: In function `write_tryseqlock': > /usr/include/linux/seqlock.h:66: error: invalid type argument of `->' > /usr/include/linux/seqlock.h:66: error: invalid type argument of `->' > /usr/include/linux/seqlock.h:66: error: `TIF_NEED_RESCHED' undeclared > (first use > in this function) > In file included from /usr/include/linux/sched.h:12, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/jiffies.h: At top level: > /usr/include/linux/jiffies.h:16: error: parse error before "jiffies_64" > /usr/include/linux/jiffies.h:20: error: parse error before > "get_jiffies_64" > In file included from /usr/include/linux/cpumask.h:8, > from /usr/include/linux/sched.h:15, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/bitmap.h: In function `bitmap_empty': > /usr/include/linux/bitmap.h:15: error: `BITS_PER_LONG' undeclared (first > use in > this function) > /usr/include/linux/bitmap.h: In function `bitmap_full': > /usr/include/linux/bitmap.h:29: error: `BITS_PER_LONG' undeclared (first > use in > this function) > /usr/include/linux/bitmap.h: In function `bitmap_equal':> > /usr/include/linux/bitmap.h:44: error: `BITS_PER_LONG' undeclared (first > use in > this function) > /usr/include/linux/bitmap.h: In function `bitmap_shift_right': > /usr/include/linux/bitmap.h:85: error: `__shr_tmp' undeclared (first use > in this > function) > /usr/include/linux/bitmap.h: In function `bitmap_shift_left': > /usr/include/linux/bitmap.h:98: error: `__shl_tmp' undeclared (first use > in this > function) > /usr/include/linux/bitmap.h: In function `bitmap_weight': > /usr/include/linux/bitmap.h:144: error: `BITS_PER_LONG' undeclared > (first use in > this function) > In file included from /usr/include/linux/sched.h:15, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/cpumask.h: At top level: > /usr/include/linux/cpumask.h:15: error: variable-size type declared > outside of a > ny function > In file included from /usr/include/linux/sched.h:15, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/cpumask.h: In function `next_online_cpu': > /usr/include/linux/cpumask.h:56: error: structure has no member named > `val' > In file included from /usr/include/linux/sched.h:21, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/asm/mmu.h: At top level: > /usr/include/asm/mmu.h:13: error: field `sem' has incomplete type > In file included from /usr/include/asm/smp.h:16, > from /usr/include/linux/smp.h:17, > from /usr/include/linux/sched.h:23, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/asm/fixmap.h:72: error: `FIX_ACPI_PAGES' undeclared here > (not in a > function) > /usr/include/asm/fixmap.h:72: error: enumerator value for `FIX_ACPI_END' > not int > eger constant > /usr/include/asm/fixmap.h:84: error: parse error before "pgprot_t" > In file included from /usr/include/asm/smp.h:18, > from /usr/include/linux/smp.h:17, > from /usr/include/linux/sched.h:23, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/asm/mpspec.h:6:25: mach_mpspec.h: No such file or directory > In file included from /usr/include/asm/smp.h:18, > from /usr/include/linux/smp.h:17, > from /usr/include/linux/sched.h:23, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/asm/mpspec.h:8: error: `MAX_MP_BUSSES' undeclared here (not > in a fu > nction) > /usr/include/asm/mpspec.h:9: error: `MAX_MP_BUSSES' undeclared here (not > in a fu > nction) > /usr/include/asm/mpspec.h:10: error: `MAX_MP_BUSSES' undeclared here > (not in a f > unction) > /usr/include/asm/mpspec.h:12: error: `MAX_MP_BUSSES' undeclared here > (not in a f > unction) > /usr/include/asm/mpspec.h:19: error: `MAX_APICS' undeclared here (not in > a funct > ion) > /usr/include/asm/mpspec.h:20: error: `MAX_MP_BUSSES' undeclared here > (not in a f > unction) > /usr/include/asm/mpspec.h:20: error: conflicting types for > `mp_bus_id_to_type' > /usr/include/asm/mpspec.h:8: error: previous declaration of > `mp_bus_id_to_type' > /usr/include/asm/mpspec.h:22: error: `MAX_IRQ_SOURCES' undeclared here > (not in a > function) > /usr/include/asm/mpspec.h:24: error: `MAX_MP_BUSSES' undeclared here > (not in a function) > /usr/include/asm/mpspec.h:24: error: conflicting types for > `mp_bus_id_to_pci_bus > ' > /usr/include/asm/mpspec.h:12: error: previous declaration of > `mp_bus_id_to_pci_b > us' > /usr/include/asm/mpspec.h:35: error: parse error before "id" > /usr/include/asm/mpspec.h:36: error: parse error before "address" > /usr/include/asm/mpspec.h:37: error: parse error before "id" > /usr/include/asm/mpspec.h:38: error: parse error before "bus_irq" > /usr/include/asm/mpspec.h:54: error: `MAX_APICS' undeclared here (not in> > a funct > ion) > /usr/include/asm/mpspec.h:54: error: variable-size type declared outside > of any > function > In file included from /usr/include/asm/smp.h:20, > from /usr/include/linux/smp.h:17, > from /usr/include/linux/sched.h:23, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/asm/io_apic.h:26: error: parse error before "u32" > /usr/include/asm/io_apic.h:28: error: parse error before "u32" > /usr/include/asm/io_apic.h:34: error: parse error before '}' token > /usr/include/asm/io_apic.h:37: error: parse error before "u32" > /usr/include/asm/io_apic.h:39: error: parse error before "u32" > /usr/include/asm/io_apic.h:45: error: parse error before '}' token > /usr/include/asm/io_apic.h:48: error: parse error before "u32" > /usr/include/asm/io_apic.h:50: error: parse error before "u32" > /usr/include/asm/io_apic.h:54: error: parse error before '}' token > /usr/include/asm/io_apic.h:57: error: parse error before "u32" > /usr/include/asm/io_apic.h:59: error: parse error before "u32" > /usr/include/asm/io_apic.h:62: error: parse error before '}' token > /usr/include/asm/io_apic.h:120: error: `MAX_IRQ_SOURCES' undeclared here > (not in > a function) > /usr/include/asm/io_apic.h:120: error: conflicting types for `mp_irqs' > /usr/include/asm/mpspec.h:22: error: previous declaration of `mp_irqs' > In file included from /usr/include/linux/smp.h:17, > from /usr/include/linux/sched.h:23, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/asm/smp.h:73:26: mach_apicdef.h: No such file or directory > In file included from /usr/include/linux/sched.h:23, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/smp.h: In function `on_each_cpu': > /usr/include/linux/smp.h:65: error: invalid type argument of `->' > /usr/include/linux/smp.h:68: error: invalid type argument of `->' > /usr/include/linux/smp.h:68: error: `TIF_NEED_RESCHED' undeclared (first > use in > this function) > In file included from /usr/include/linux/signal.h:4, > from /usr/include/linux/sched.h:25, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/list.h:576:2: warning: #warning "don't include kernel > headers > in userspace" > In file included from /usr/include/asm/siginfo.h:4, > from /usr/include/linux/signal.h:7, > from /usr/include/linux/sched.h:25, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/asm-generic/siginfo.h: At top level: > /usr/include/asm-generic/siginfo.h:53: error: size of array `_pad' is > too large > In file included from /usr/include/linux/sched.h:29, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/completion.h:15: error: parse error before > "wait_queue_head_t > " > /usr/include/linux/completion.h: In function `init_completion': > /usr/include/linux/completion.h:26: error: dereferencing pointer to > incomplete t > ype > /usr/include/linux/completion.h:27: error: dereferencing pointer to > incomplete t > ype > In file included from /usr/include/linux/sched.h:30, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/pid.h: At top level: > /usr/include/linux/pid.h:18: error: field `task_list' has incomplete > type > /usr/include/linux/pid.h:19: error: field `hash_chain' has incomplete > type > /usr/include/linux/pid.h:24: error: field `pid_chain' has incomplete > type > In file included from /usr/include/linux/sched.h:102, > from /usr/include/linux/module.h:10, > from hello.c:2: > /usr/include/linux/timer.h:11: error: field `entry' has incomplete type> > In file included from hello.c:2: > /usr/include/linux/module.h:190: error: field `list' has incomplete type > /usr/include/linux/module.h: In function `MOD_INC_USE_COUNT': > /usr/include/linux/module.h:483: error: `KERN_WARNING' undeclared (first > use in > this function) > /usr/include/linux/module.h:483: error: parse error before string > constant > > .. And "that's it" .. > > > -- > Kernelnewbies: Help each other learn about the Linux kernel. > Archive: http://mail.nl.linux.org/kernelnewbies/ > FAQ: http://kernelnewbies.org/faq/ > -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/ -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/
