git: 07ef7a034965 - stable/13 - LinuxKPI: add fault_flag_allow_retry_first
Ed Maste
emaste at FreeBSD.org
Wed Jun 16 16:49:22 UTC 2021
The branch stable/13 has been updated by emaste:
URL: https://cgit.FreeBSD.org/src/commit/?id=07ef7a03496563fddd51e891dbc9e7e5d0b1dccf
commit 07ef7a03496563fddd51e891dbc9e7e5d0b1dccf
Author: Greg V <greg at unrelenting.technology>
AuthorDate: 2021-06-09 23:09:16 +0000
Commit: Ed Maste <emaste at FreeBSD.org>
CommitDate: 2021-06-16 16:48:02 +0000
LinuxKPI: add fault_flag_allow_retry_first
Used by drm 5.7.
Reviewed by: bz, hselasky, nc
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D30673
(cherry picked from commit 597cc550e7b98294617cdd41800e9f132b6bcad9)
---
sys/compat/linuxkpi/common/include/linux/mm.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/sys/compat/linuxkpi/common/include/linux/mm.h b/sys/compat/linuxkpi/common/include/linux/mm.h
index 68a0f34acaf3..74709299ba1a 100644
--- a/sys/compat/linuxkpi/common/include/linux/mm.h
+++ b/sys/compat/linuxkpi/common/include/linux/mm.h
@@ -92,6 +92,9 @@ CTASSERT((VM_PROT_ALL & -(1 << 8)) == 0);
#define FAULT_FLAG_REMOTE (1 << 7)
#define FAULT_FLAG_INSTRUCTION (1 << 8)
+#define fault_flag_allow_retry_first(flags) \
+ (((flags) & (FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_TRIED)) == FAULT_FLAG_ALLOW_RETRY)
+
typedef int (*pte_fn_t)(linux_pte_t *, pgtable_t, unsigned long addr, void *data);
struct vm_area_struct {
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