diff mbox series

[2/2] pci/iov: fix kobject_uevent() ordering in sriov_enable()

Message ID 170311310235.2826.17048185824437453415.stgit@bgt-140510-bm01.eng.stellus.in
State New
Headers show
Series pci/iov: avoid device_lock() when reading sriov_numvfs | expand

Commit Message

Jim Harris Dec. 20, 2023, 10:58 p.m. UTC 
Wait to call kobject_uevent() until all of the associated changes are done,
including updating the num_VFs value.

Suggested by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jim Harris <jim.harris@samsung.com>
---
 drivers/pci/iov.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Leon Romanovsky Dec. 25, 2023, 11:19 a.m. UTC | #1 
On Wed, Dec 20, 2023 at 10:58:22PM +0000, Jim Harris wrote:
> Wait to call kobject_uevent() until all of the associated changes are done,
> including updating the num_VFs value.
> 
> Suggested by: Leon Romanovsky <leonro@nvidia.com>
> Signed-off-by: Jim Harris <jim.harris@samsung.com>
> ---
>  drivers/pci/iov.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 

Thanks,
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
diff mbox series

Patch

diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index d4646bdcd887..7a0f33ef1826 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -677,8 +677,8 @@  static int sriov_enable(struct pci_dev *dev, int nr_virtfn)
 	if (rc)
 		goto err_pcibios;
 
-	kobject_uevent(&dev->dev.kobj, KOBJ_CHANGE);
 	iov->num_VFs = nr_virtfn;
+	kobject_uevent(&dev->dev.kobj, KOBJ_CHANGE);
 
 	return 0;