Thanks for applying and improving the comments. All still makes sense.
I will forward this patch to sta...@vger.kernel.org once it get merged
into Linus’ tree.
On 08/17/2018 12:07 AM, Christoph Hellwig wrote:
> I've applied this with some major updates to the subject, changelog
> and the comment i
I've applied this with some major updates to the subject, changelog
and the comment in the code. Please double check it all still makes
sense.
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 17a0190bd88f..4452f8553301 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -306,6 +306,14 @@ static bool nvme_dbbuf_update_and_check_event(u16 value,
u32 *dbbuf_db,
old_value = *dbbuf_db;
On Wed, Aug 15, 2018 at 03:51:57PM -0700, Michal Wnukowski wrote:
> diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
> index 17a0190bd88f..4452f8553301 100644
> --- a/drivers/nvme/host/pci.c
> +++ b/drivers/nvme/host/pci.c
> @@ -306,6 +306,14 @@ static bool nvme_dbbuf_update_and_check
This patch adds full memory barrier into nvme_dbbuf_update_and_check_event
function to ensure that the shadow doorbell is written before reading
EventIdx from memory. This is a critical bugfix for initial patch that
added support for shadow doorbell into NVMe driver
(f9f38e33389c019ec880f6825119c94
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