From: Kyle Larose <klarose@sandvine.com>
To: Matteo Croce <mcroce@redhat.com>, "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] i40e: remove warning
Date: Thu, 14 Dec 2017 20:15:42 +0000 [thread overview]
Message-ID: <2d7fb769e8d846c69fe3f5b39ed8fa36@sandvine.com> (raw)
In-Reply-To: <20171214182245.31991-1-mcroce@redhat.com>
> -----Original Message-----
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Matteo Croce
> Sent: Thursday, December 14, 2017 1:23 PM
> To: dev@dpdk.org
> Subject: [dpdk-dev] [PATCH] i40e: remove warning
>
> Fix a printf warning which made the compilation fail when compiling with GCC
> 7.2 and -Werror:
>
> error: format ‘%llu’ expects argument of type ‘long long unsigned int’,
> but argument 8 has type ‘u64 {aka long unsigned int}’ [-Werror=format=]
>
> Signed-off-by: Matteo Croce <mcroce@redhat.com>
> ---
> drivers/net/i40e/base/i40e_common.c | 2 +-
> drivers/net/i40e/base/i40e_nvm.c | 6 +++---
> 2 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/net/i40e/base/i40e_common.c
> b/drivers/net/i40e/base/i40e_common.c
> index 900d379ca..14834e8f2 100644
> --- a/drivers/net/i40e/base/i40e_common.c
> +++ b/drivers/net/i40e/base/i40e_common.c
> @@ -3929,7 +3929,7 @@ STATIC void i40e_parse_discover_capabilities(struct
> i40e_hw *hw, void *buff,
> p->wr_csr_prot = (u64)number;
> p->wr_csr_prot |= (u64)logical_id << 32;
> i40e_debug(hw, I40E_DEBUG_INIT,
> - "HW Capability: wr_csr_prot = 0x%llX\n\n",
> + "HW Capability: wr_csr_prot = 0x%lX\n\n",
> (p->wr_csr_prot & 0xffff));
> break;
> case I40E_AQ_CAP_ID_NVM_MGMT:
wr_src_prot is a u64, which will translate to long long on 32-bit systems. This will likely trip over a similar warning in that case.
Should we instead use "HW Capability: wr_src_prot = 0x"PRIX64"\n\n"?
See inttypes.h for more info.
next prev parent reply other threads:[~2017-12-14 20:15 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-14 18:22 Matteo Croce
2017-12-14 20:15 ` Kyle Larose [this message]
2017-12-14 20:18 ` Matteo Croce
2017-12-14 20:40 ` [dpdk-dev] [PATCH v2] " Matteo Croce
2017-12-14 22:26 ` Matteo Croce
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