From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/infiniband/sw/rdmavt/mmap.c | 21 ++++++++++++---------
1 files changed, 12 insertions(+), 9 deletions(-)
diff --git a/kernel/drivers/infiniband/sw/rdmavt/mmap.c b/kernel/drivers/infiniband/sw/rdmavt/mmap.c
index 6b712ee..f5d0e33 100644
--- a/kernel/drivers/infiniband/sw/rdmavt/mmap.c
+++ b/kernel/drivers/infiniband/sw/rdmavt/mmap.c
@@ -48,7 +48,7 @@
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/mm.h>
-#include <asm/pgtable.h>
+#include <rdma/uverbs_ioctl.h>
#include "mmap.h"
/**
@@ -150,21 +150,22 @@
* rvt_create_mmap_info - allocate information for hfi1_mmap
* @rdi: rvt dev struct
* @size: size in bytes to map
- * @context: user context
+ * @udata: user data (must be valid!)
* @obj: opaque pointer to a cq, wq etc
*
- * Return: rvt_mmap struct on success
+ * Return: rvt_mmap struct on success, ERR_PTR on failure
*/
-struct rvt_mmap_info *rvt_create_mmap_info(struct rvt_dev_info *rdi,
- u32 size,
- struct ib_ucontext *context,
- void *obj)
+struct rvt_mmap_info *rvt_create_mmap_info(struct rvt_dev_info *rdi, u32 size,
+ struct ib_udata *udata, void *obj)
{
struct rvt_mmap_info *ip;
+ if (!udata)
+ return ERR_PTR(-EINVAL);
+
ip = kmalloc_node(sizeof(*ip), GFP_KERNEL, rdi->dparms.node);
if (!ip)
- return ip;
+ return ERR_PTR(-ENOMEM);
size = PAGE_ALIGN(size);
@@ -177,7 +178,9 @@
INIT_LIST_HEAD(&ip->pending_mmaps);
ip->size = size;
- ip->context = context;
+ ip->context =
+ container_of(udata, struct uverbs_attr_bundle, driver_udata)
+ ->context;
ip->obj = obj;
kref_init(&ip->ref);
--
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