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[v4,2/2] docs/devel/tcg-plugins: added cores arg to cache plugin

Message ID 20210802133144.45196-3-ma.mandourr@gmail.com
State New
Headers show
Series plugins/cache: multicore cache modelling | expand

Commit Message

Mahmoud Abumandour Aug. 2, 2021, 1:31 p.m. UTC 
Signed-off-by: Mahmoud Mandour <ma.mandourr@gmail.com>
---
 docs/devel/tcg-plugins.rst | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)
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Patch

diff --git a/docs/devel/tcg-plugins.rst b/docs/devel/tcg-plugins.rst
index 7e54f12837..863828809d 100644
--- a/docs/devel/tcg-plugins.rst
+++ b/docs/devel/tcg-plugins.rst
@@ -355,11 +355,8 @@  configuration when a given working set is run::
 
 will report the following::
 
-    Data accesses: 996479, Misses: 507
-    Miss rate: 0.050879%
-
-    Instruction accesses: 2641737, Misses: 18617
-    Miss rate: 0.704726%
+    core #, data accesses, data misses, dmiss rate, insn accesses, insn misses, imiss rate
+    0       996695         508             0.0510%  2642799        18617           0.7044%
 
     address, data misses, instruction
     0x424f1e (_int_malloc), 109, movq %rax, 8(%rcx)
@@ -403,3 +400,9 @@  The plugin has a number of arguments, all of them are optional:
   Sets the eviction policy to POLICY. Available policies are: :code:`lru`,
   :code:`fifo`, and :code:`rand`. The plugin will use the specified policy for
   both instruction and data caches. (default: POLICY = :code:`lru`)
+
+  * arg="cores=N"
+
+  Sets the number of cores for which we maintain separate icache and dcache.
+  (default: for linux-user, N = 1, for full system emulation: N = cores
+  available to guest)