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authorJan Kiszka <jan.kiszka@siemens.com>2012-05-23 23:41:53 -0300
committerStefan Hajnoczi <stefanha@linux.vnet.ibm.com>2012-06-08 09:32:26 +0100
commit8e0fdce32d5d2b2e8a67a30537d169bb263ca5e1 (patch)
tree76066cc54ee634668901070c7553edd05e16bbf1 /exec.c
parent083dbf489d1b0592e910ecfb90b3858c23e49ab7 (diff)
downloadhqemu-8e0fdce32d5d2b2e8a67a30537d169bb263ca5e1.zip
hqemu-8e0fdce32d5d2b2e8a67a30537d169bb263ca5e1.tar.gz
Clarify comments of tb_invalidate_phys_[page_]range
They could suggest that all TBs of the page containing the range would be invalidated. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Diffstat (limited to 'exec.c')
-rw-r--r--exec.c22
1 files changed, 12 insertions, 10 deletions
diff --git a/exec.c b/exec.c
index 1b65859..eacaf3c 100644
--- a/exec.c
+++ b/exec.c
@@ -1076,11 +1076,11 @@ TranslationBlock *tb_gen_code(CPUArchState *env,
}
/*
- * invalidate all TBs which intersect with the target physical pages
- * starting in range [start;end[. NOTE: start and end may refer to
- * different physical pages. 'is_cpu_write_access' should be true if called
- * from a real cpu write access: the virtual CPU will exit the current
- * TB if code is modified inside this TB.
+ * Invalidate all TBs which intersect with the target physical address range
+ * [start;end[. NOTE: start and end may refer to *different* physical pages.
+ * 'is_cpu_write_access' should be true if called from a real cpu write
+ * access: the virtual CPU will exit the current TB if code is modified inside
+ * this TB.
*/
void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t end,
int is_cpu_write_access)
@@ -1092,11 +1092,13 @@ void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t end,
}
}
-/* invalidate all TBs which intersect with the target physical page
- starting in range [start;end[. NOTE: start and end must refer to
- the same physical page. 'is_cpu_write_access' should be true if called
- from a real cpu write access: the virtual CPU will exit the current
- TB if code is modified inside this TB. */
+/*
+ * Invalidate all TBs which intersect with the target physical address range
+ * [start;end[. NOTE: start and end must refer to the *same* physical page.
+ * 'is_cpu_write_access' should be true if called from a real cpu write
+ * access: the virtual CPU will exit the current TB if code is modified inside
+ * this TB.
+ */
void tb_invalidate_phys_page_range(tb_page_addr_t start, tb_page_addr_t end,
int is_cpu_write_access)
{
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