* [merged] amdgpu-a-null-mm-does-not-mean-a-thread-is-a-kthread.patch removed from -mm tree
@ 2020-06-16 17:28 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2020-06-16 17:28 UTC (permalink / raw)
To: alexander.deucher, axboe, balbi, Felix.Kuehling, gregkh, hch,
jasowang, mm-commits, mst, viro, zhenyuw, zhi.a.wang
The patch titled
Subject: amdgpu: a NULL ->mm does not mean a thread is a kthread
has been removed from the -mm tree. Its filename was
amdgpu-a-null-mm-does-not-mean-a-thread-is-a-kthread.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Christoph Hellwig <hch@lst.de>
Subject: amdgpu: a NULL ->mm does not mean a thread is a kthread
Use the proper API instead.
Link: http://lkml.kernel.org/r/20200404094101.672954-1-hch@lst.de
Link: http://lkml.kernel.org/r/20200404094101.672954-2-hch@lst.de
Fixes: 70539bd795002 ("drm/amd: Update MEC HQD loading code for KFD")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Tested-by: Jens Axboe <axboe@kernel.dk>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
Cc: Zhi Wang <zhi.a.wang@intel.com>
Cc: Felipe Balbi <balbi@kernel.org>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h~amdgpu-a-null-mm-does-not-mean-a-thread-is-a-kthread
+++ a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
@@ -196,7 +196,7 @@ uint8_t amdgpu_amdkfd_get_xgmi_hops_coun
pagefault_disable(); \
if ((mmptr) == current->mm) { \
valid = !get_user((dst), (wptr)); \
- } else if (current->mm == NULL) { \
+ } else if (current->flags & PF_KTHREAD) { \
kthread_use_mm(mmptr); \
valid = !get_user((dst), (wptr)); \
kthread_unuse_mm(mmptr); \
_
Patches currently in -mm which might be from hch@lst.de are
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2020-06-16 17:28 [merged] amdgpu-a-null-mm-does-not-mean-a-thread-is-a-kthread.patch removed from -mm tree akpm
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