On 2015/6/17 16:48, Robert Richter wrote:
> From fd984f3be22f27b8d3c4cf577dbbf0a39792ea89 Mon Sep 17 00:00:00 2001
> From: Robert Richter <rrichter@xxxxxxxxxx>
> Date: Wed, 17 Jun 2015 10:33:22 +0200
> Subject: [PATCH] ahci, msix: Fix build error for !PCI_MSI
> MIME-Version: 1.0
> Content-Type: text/plain; charset=UTF-8
> Content-Transfer-Encoding: 8bit
>
> Fixing a build error if PCI_MSI is unset:
>
> drivers/ata/ahci.c: In function ‘msix_get_desc’:
> drivers/ata/ahci.c:1210:2: error: ‘struct pci_dev’ has no member named ‘msi_list’
>
> Catched by Fengguang's build bot.
>
> Reported-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
> Signed-off-by: Robert Richter <rrichter@xxxxxxxxxx>
> ---
> drivers/ata/ahci.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
> index bdedaa4f9d7b..99cc9526ae95 100644
> --- a/drivers/ata/ahci.c
> +++ b/drivers/ata/ahci.c
> @@ -1205,13 +1205,14 @@ static inline void ahci_gtf_filter_workaround(struct ata_host *host)
>
> static struct msi_desc *msix_get_desc(struct pci_dev *dev, u16 entry)
> {
> +#ifdef CONFIG_PCI_MSI
> struct msi_desc *desc;
>
> list_for_each_entry(desc, &dev->msi_list, list) {
> if (desc->msi_attrib.entry_nr == entry)
> return desc;
> }
> -
> +#endif
Hi Robert,
While at it, could you please help to use for_each_pci_msi_entry()
from include/linux/msi.h instead of hard-coding? We are trying to refine
the msi_list related code,
so we don't need to touch this code again later.
Thanks!
Gerry
> return NULL;
> }
>
>
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