Re: [Xen-devel] Re: [Xen-changelog] [xen-unstable] Spinlock profiling (enable in buildwith lock_profile=y)

[Juergen Gross <juergen.gross@xxxxxxxxxxxxxx>]

Masaki Kanno wrote:
> Hi,
> 
> I got the following error.
> 
> gcc  -O1 -fno-omit-frame-pointer -fno-optimize-sibling-calls -m32 -march
> =i686 -g -fno-strict-aliasing -std=gnu99 -Wall -Wstrict-prototypes -Wno-
> unused-value -Wdeclaration-after-statement  -D__XEN_TOOLS__ -MMD -MF .
> xenlockprof.o.d -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -
> D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -mno-tls-direct-seg-refs -
> Werror -I ../../tools/python/xen/lowlevel/xc -I ../../tools/libxc -I ../..
> /tools/include -c -o xenlockprof.o xenlockprof.c
> cc1: warnings being treated as errors
> xenlockprof.c: In function ‘main’:
> xenlockprof.c:128: warning: format ‘%12ld’ expects type ‘long int’, 
> but argument 3 has type ‘uint64_t’
> xenlockprof.c:128: warning: format ‘%12ld’ expects type ‘long int’, 
> but argument 5 has type ‘uint64_t’
> make[4]: *** [xenlockprof.o] Error 1
> make[4]: Leaving directory `/xen/xen-unstable.hg/tools/misc'
> make[3]: *** [subdir-install-misc] Error 2
> make[3]: Leaving directory `/xen/xen-unstable.hg/tools'
> make[2]: *** [subdirs-install] Error 2
> make[2]: Leaving directory `/xen/xen-unstable.hg/tools'
> make[1]: *** [install-tools] Error 2
> make[1]: Leaving directory `/xen/xen-unstable.hg'
> make: *** [world] Error 2

Sorry, I've got no 32 bit machine to test.

Attached patch should correct this.


Juergen

-- 
Juergen Gross                 Principal Developer Operating Systems
TSP ES&S SWE OS6                       Telephone: +49 (0) 89 636 47950
Fujitsu Technolgy Solutions               e-mail: juergen.gross@xxxxxxxxxxxxxx
Otto-Hahn-Ring 6                        Internet: ts.fujitsu.com
D-81739 Muenchen                 Company details: ts.fujitsu.com/imprint.html

Signed-off-by: juergen.gross@xxxxxxxxxxxxxx

diff -r 18758847bf31 tools/misc/xenlockprof.c
--- a/tools/misc/xenlockprof.c  Wed Oct 14 09:09:23 2009 +0100
+++ b/tools/misc/xenlockprof.c  Thu Oct 15 06:53:27 2009 +0200
@@ -39,6 +39,7 @@
     uint32_t           i, j, n;
     uint64_t           time;
     double             l, b, sl, sb;
+    long long int      lc, bc;
     char               name[60];
     xc_lockprof_data_t *data;
 
@@ -124,8 +125,10 @@
         b = (double)(data[j].block_time) / 1E+09;
         sl += l;
         sb += b;
-        printf("%-50s: lock:%12ld(%20.9fs), block:%12ld(%20.9fs)\n",
-            name, data[j].lock_cnt, l, data[j].block_cnt, b);
+       lc = data[j].lock_cnt;
+       bc = data[j].block_cnt;
+        printf("%-50s: lock:%12lld(%20.9fs), block:%12lld(%20.9fs)\n",
+            name, lc, l, bc, b);
     }
     l = (double)time / 1E+09;
     printf("total profiling time: %20.9fs\n", l);
diff -r 18758847bf31 xen/common/spinlock.c
--- a/xen/common/spinlock.c     Wed Oct 14 09:09:23 2009 +0100
+++ b/xen/common/spinlock.c     Thu Oct 15 07:02:46 2009 +0200
@@ -354,13 +354,17 @@
 static void spinlock_profile_print_elem(struct lock_profile *data,
     int32_t type, int32_t idx, void *par)
 {
+    long long int lc, bc;
+
     if (type == LOCKPROF_TYPE_GLOBAL)
         printk("%s %s:\n", lock_profile_ancs[idx].name, data->name);
     else
         printk("%s %d %s:\n", lock_profile_ancs[idx].name, idx, data->name);
-    printk("  lock:%12ld(%08X:%08X), block:%12ld(%08X:%08X)\n",
-        data->lock_cnt, (u32)(data->time_hold >> 32), (u32)data->time_hold,
-        data->block_cnt, (u32)(data->time_block >> 32), (u32)data->time_block);
+    lc = data->lock_cnt;
+    bc = data->block_cnt;
+    printk("  lock:%12lld(%08X:%08X), block:%12lld(%08X:%08X)\n",
+        lc, (u32)(data->time_hold >> 32), (u32)data->time_hold,
+        bc, (u32)(data->time_block >> 32), (u32)data->time_block);
     return;
 }
 

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