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drm_prime_handle_to_fd_ioctl: translate O_ flags for Linuxulator #35

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merged 1 commit into from
Nov 6, 2020
Merged

drm_prime_handle_to_fd_ioctl: translate O_ flags for Linuxulator #35

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11 changes: 11 additions & 0 deletions drivers/gpu/drm/drm_prime.c
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,12 @@
*
*/

#if defined(__FreeBSD__)
#include <sys/sysent.h>
#define LINUX_O_RDWR 00000002
#define LINUX_O_CLOEXEC 02000000
#endif

#include <linux/export.h>
#include <linux/dma-buf.h>
#include <linux/rbtree.h>
Expand Down Expand Up @@ -519,6 +525,11 @@ int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data,
return -ENOSYS;

/* check flags are valid */
#if defined(__FreeBSD__) && defined(SV_ABI_LINUX)
if (SV_CURPROC_ABI() == SV_ABI_LINUX)
args->flags = ((args->flags & LINUX_O_CLOEXEC) ? DRM_CLOEXEC : 0)
| ((args->flags & LINUX_O_RDWR) ? DRM_RDWR : 0);
#endif
if (args->flags & ~(DRM_CLOEXEC | DRM_RDWR))
return -EINVAL;

Expand Down