Commit 29b7bb98 authored by Konstantin Taranov's avatar Konstantin Taranov Committed by Leon Romanovsky
Browse files

RDMA/mana_ib: Allocate PAGE aligned doorbell index 



Allocate a PAGE aligned doorbell index to ensure each process gets a
separate PAGE sized doorbell area space remapped to it in mana_ib_mmap

Fixes: 0266a177 ("RDMA/mana_ib: Add a driver for Microsoft Azure Network Adapter")
Signed-off-by: default avatarShiraz Saleem <shirazsaleem@microsoft.com>
Signed-off-by: default avatarKonstantin Taranov <kotaranov@microsoft.com>
Link: https://patch.msgid.link/1738751405-15041-1-git-send-email-kotaranov@linux.microsoft.com


Reviewed-by: default avatarLong Li <longli@microsoft.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent abc7b3f1

drivers/infiniband/hw/mana/main.c

+1 −1
Original line number Diff line number Diff line
@@ -174,7 +174,7 @@ static int mana_gd_allocate_doorbell_page(struct gdma_context *gc, 


	req.resource_type = GDMA_RESOURCE_DOORBELL_PAGE;

	req.num_resources = 1;

	req.alignment = 1;

	req.alignment = PAGE_SIZE / MANA_PAGE_SIZE;



	/* Have GDMA start searching from 0 */

	req.allocated_resources = 0;