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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen master] gnttab: make struct grant_mapping private
commit dc6f500bc6ae6908b93f132733ff9944592be52f
Author: Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Tue Jun 16 12:29:18 2015 +0200
Commit: Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Tue Jun 16 12:29:18 2015 +0200
gnttab: make struct grant_mapping private
This documents that no entity outside of gnttab.c actually accesses
objects of that type, which is particularly important with the now more
fine grained locking in place.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
---
xen/common/grant_table.c | 10 ++++++++++
xen/include/xen/grant_table.h | 10 ----------
2 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/xen/common/grant_table.c b/xen/common/grant_table.c
index 51500bf..a011276 100644
--- a/xen/common/grant_table.c
+++ b/xen/common/grant_table.c
@@ -113,6 +113,16 @@ struct gnttab_unmap_common {
goto _lbl; \
} while ( 0 )
+/*
+ * Tracks a mapping of another domain's grant reference. Each domain has a
+ * table of these, indexes into which are returned as a 'mapping handle'.
+ */
+struct grant_mapping {
+ u32 ref; /* grant ref */
+ u16 flags; /* 0-4: GNTMAP_* ; 5-15: unused */
+ domid_t domid; /* granting domain */
+};
+
#define MAPTRACK_PER_PAGE (PAGE_SIZE / sizeof(struct grant_mapping))
#define maptrack_entry(t, e) \
((t)->maptrack[(e)/MAPTRACK_PER_PAGE][(e)%MAPTRACK_PER_PAGE])
diff --git a/xen/include/xen/grant_table.h b/xen/include/xen/grant_table.h
index f22ebd0..9536331 100644
--- a/xen/include/xen/grant_table.h
+++ b/xen/include/xen/grant_table.h
@@ -52,16 +52,6 @@
/* The maximum size of a grant table. */
extern unsigned int max_grant_frames;
-/*
- * Tracks a mapping of another domain's grant reference. Each domain has a
- * table of these, indexes into which are returned as a 'mapping handle'.
- */
-struct grant_mapping {
- u32 ref; /* grant ref */
- u16 flags; /* 0-4: GNTMAP_* ; 5-15: unused */
- domid_t domid; /* granting domain */
-};
-
/* Per-domain grant information. */
struct grant_table {
/*
--
generated by git-patchbot for /home/xen/git/xen.git#master
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