Re: [dpdk-stable] [EXT] [PATCH 04/10] crypto/octeontx: fix global variable multiple definitions

[Ferruh Yigit <ferruh.yigit@intel.com>]

On 9/26/2019 12:20 PM, Anoob Joseph wrote:
> Hi Ferruh,
> 
> This patch could be problematic as our new PMD(crypto_octeontx2) also makes use of some of these. I will propose a new patch with the required changes so that you wouldn't see the mentioned issue. Does that sound ok?

Sure, no problem.

> 
> Thanks,
> Anoob
> 
>> -----Original Message-----
>> From: Ferruh Yigit <ferruh.yigit@intel.com>
>> Sent: Thursday, September 5, 2019 8:23 PM
>> To: Anoob Joseph <anoobj@marvell.com>
>> Cc: dev@dpdk.org; stable@dpdk.org
>> Subject: [EXT] [PATCH 04/10] crypto/octeontx: fix global variable multiple
>> definitions
>>
>> External Email
>>
>> ----------------------------------------------------------------------
>> 'cpt_logtype' & 'otx_cryptodev_driver_id' global variables are defined in a
>> header file which was causing multiple definitions of the variables, fixed it by
>> moving them to the .c file.
>>
>> Issue has been detected by '-fno-common' gcc flag.
>>
>> Fixes: bfe2ae495ee2 ("crypto/octeontx: add PMD skeleton")
>> Cc: stable@dpdk.org
>>
>> Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
>> ---
>>  drivers/common/cpt/cpt_pmd_logs.h       | 2 +-
>>  drivers/crypto/octeontx/otx_cryptodev.c | 2 ++
>> drivers/crypto/octeontx/otx_cryptodev.h | 2 +-
>>  3 files changed, 4 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/common/cpt/cpt_pmd_logs.h
>> b/drivers/common/cpt/cpt_pmd_logs.h
>> index 4cbec4e36..2681d1286 100644
>> --- a/drivers/common/cpt/cpt_pmd_logs.h
>> +++ b/drivers/common/cpt/cpt_pmd_logs.h
>> @@ -45,6 +45,6 @@
>>   * cpt_logtype will be used for common logging. This field would be initialized
>>   * by otx_* driver routines during PCI probe.
>>   */
>> -int cpt_logtype;
>> +extern int cpt_logtype;
>>
>>  #endif /* _CPT_PMD_LOGS_H_ */
>> diff --git a/drivers/crypto/octeontx/otx_cryptodev.c
>> b/drivers/crypto/octeontx/otx_cryptodev.c
>> index fc64a5f30..604dc2cdb 100644
>> --- a/drivers/crypto/octeontx/otx_cryptodev.c
>> +++ b/drivers/crypto/octeontx/otx_cryptodev.c
>> @@ -16,6 +16,8 @@
>>  #include "otx_cryptodev_ops.h"
>>
>>  static int otx_cryptodev_logtype;
>> +int cpt_logtype;
>> +uint8_t otx_cryptodev_driver_id;
>>
>>  static struct rte_pci_id pci_id_cpt_table[] = {
>>  	{
>> diff --git a/drivers/crypto/octeontx/otx_cryptodev.h
>> b/drivers/crypto/octeontx/otx_cryptodev.h
>> index 6c2871d71..0b204320a 100644
>> --- a/drivers/crypto/octeontx/otx_cryptodev.h
>> +++ b/drivers/crypto/octeontx/otx_cryptodev.h
>> @@ -15,6 +15,6 @@
>>  /*
>>   * Crypto device driver ID
>>   */
>> -uint8_t otx_cryptodev_driver_id;
>> +extern uint8_t otx_cryptodev_driver_id;
>>
>>  #endif /* _OTX_CRYPTODEV_H_ */
>> --
>> 2.21.0
>