[Crash-utility] [PATCH v1 0/2] Compressed KDUMP core analysis support for PPC32
Suzuki K. Poulose
suzuki at in.ibm.com
Thu Jan 19 05:58:19 UTC 2012
On വ്യാഴം 19 ജനുവരി 2012 03:31 രാവിലെ, Dave Anderson wrote:
>
>
> ----- Original Message -----
>> These patches are based on crash-6.0.2 + PPC32 KDUMP support patches.
>>
>> ---
>>
>> Suzuki K. Poulose (2):
>> [ppc] Backtrace support for active tasks
>> [ppc] Compressed KDUMP support for PPC32
>>
>>
>> diskdump.c | 59
>> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
>> netdump.c | 2 ++
>> ppc.c | 13 +++++++++++--
>> 3 files changed, 71 insertions(+), 3 deletions(-)
>
> Before submitting a patch, please always first build it with "make warn",
> and then fix them all:
Sorry for that. I will make sure I pass the make warn before I send something.
>
> cc -c -g -DPPC -m32 -D_FILE_OFFSET_BITS=64 -fPIC -DGDB_7_3_1 ppc.c -Wall -O2 -Wstrict-prototypes -Wmissing-prototypes -fstack-protector
> ppc.c:71: warning: type defaults to ‘int’ in declaration of ‘ppc_process_elf_notes’
> ppc.c: In function ‘ppc_init’:
> ppc.c:85: warning: assignment from incompatible pointer type
> cc -c -g -DPPC -m32 -D_FILE_OFFSET_BITS=64 -fPIC -DGDB_7_3_1 netdump.c -Wall -O2 -Wstrict-prototypes -Wmissing-prototypes -fstack-protector
> cc -c -g -DPPC -m32 -D_FILE_OFFSET_BITS=64 -fPIC -DGDB_7_3_1 diskdump.c -Wall -O2 -Wstrict-prototypes -Wmissing-prototypes -fstack-protector
> diskdump.c:276: warning: no previous prototype for ‘ppc_process_elf_notes’
> diskdump.c: In function ‘ppc_process_elf_notes’:
> diskdump.c:279: warning: ‘len’ may be used uninitialized in this function
>
> I don't feel comfortable accepting this piece as is -- can you restrict it
> to just PPC?:
I could add a '#ifdef PPC' to restrict it. We cannot move ppc_process_elf_notes to ppc.c, as
it requires the diskdump_data details.
I will respin the patches with the sufficient changes.
Thanks
Suzuki
>
> --- a/netdump.c
> +++ b/netdump.c
> @@ -1696,6 +1696,8 @@ dump_Elf32_Nhdr(Elf32_Off offset, int store)
> }
> }
> }
> + if (nd->num_prstatus_notes> 0)
> + pc->flags2 |= ELF_NOTES;
> break;
> case NT_PRPSINFO:
> netdump_print("(NT_PRPSINFO)\n");
>
> Dave
>
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