diff options
author | Dave Airlie <airlied@redhat.com> | 2021-01-25 14:35:44 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2021-01-25 14:35:44 +1000 |
commit | bc96ad6722f86a377ed2872c9a4854c90caf78ca (patch) | |
tree | ece8859165a1faa10e4e2203d231fc7e87925139 /drivers/dma-buf | |
parent | d82afcf9caaac26ce2642511115bca9dacf30f41 (diff) | |
parent | 6ee1d745b7c9fd573fba142a2efdad76a9f1cb04 (diff) | |
download | linux-bc96ad6722f86a377ed2872c9a4854c90caf78ca.tar.bz2 |
Merge tag 'v5.11-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
Backmerge v5.11-rc5 into drm-next to clean up a bunch of conflicts we are dragging around.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/dma-buf')
-rw-r--r-- | drivers/dma-buf/dma-buf.c | 21 | ||||
-rw-r--r-- | drivers/dma-buf/heaps/cma_heap.c | 3 |
2 files changed, 20 insertions, 4 deletions
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index 3948b88aa123..f264b70c383e 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -76,10 +76,6 @@ static void dma_buf_release(struct dentry *dentry) dmabuf->ops->release(dmabuf); - mutex_lock(&db_list.lock); - list_del(&dmabuf->list_node); - mutex_unlock(&db_list.lock); - if (dmabuf->resv == (struct dma_resv *)&dmabuf[1]) dma_resv_fini(dmabuf->resv); @@ -88,6 +84,22 @@ static void dma_buf_release(struct dentry *dentry) kfree(dmabuf); } +static int dma_buf_file_release(struct inode *inode, struct file *file) +{ + struct dma_buf *dmabuf; + + if (!is_dma_buf_file(file)) + return -EINVAL; + + dmabuf = file->private_data; + + mutex_lock(&db_list.lock); + list_del(&dmabuf->list_node); + mutex_unlock(&db_list.lock); + + return 0; +} + static const struct dentry_operations dma_buf_dentry_ops = { .d_dname = dmabuffs_dname, .d_release = dma_buf_release, @@ -413,6 +425,7 @@ static void dma_buf_show_fdinfo(struct seq_file *m, struct file *file) } static const struct file_operations dma_buf_fops = { + .release = dma_buf_file_release, .mmap = dma_buf_mmap_internal, .llseek = dma_buf_llseek, .poll = dma_buf_poll, diff --git a/drivers/dma-buf/heaps/cma_heap.c b/drivers/dma-buf/heaps/cma_heap.c index 3c4e34301172..364fc2f3e499 100644 --- a/drivers/dma-buf/heaps/cma_heap.c +++ b/drivers/dma-buf/heaps/cma_heap.c @@ -251,6 +251,9 @@ static void cma_heap_dma_buf_release(struct dma_buf *dmabuf) buffer->vaddr = NULL; } + /* free page list */ + kfree(buffer->pages); + /* release memory */ cma_release(cma_heap->cma, buffer->cma_pages, buffer->pagecount); kfree(buffer); } |