Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2863ad4bddf366790a733cfd71f2f480afdf36fc
Commit:     2863ad4bddf366790a733cfd71f2f480afdf36fc
Parent:     e390d3b52f791fcea26312ba4982cda82052727b
Author:     Joachim Fenkes <[EMAIL PROTECTED]>
AuthorDate: Tue Sep 11 15:31:49 2007 +0200
Committer:  Roland Dreier <[EMAIL PROTECTED]>
CommitDate: Tue Oct 9 19:59:10 2007 -0700

    IB/ehca: Refactor hvcall tracing
    
    Change hvcall trace output towards better readability: reg numbers
    instead of argument numbers, return code as signed decimal instead of
    unsigned hex.
    
    Signed-off-by: Joachim Fenkes <[EMAIL PROTECTED]>
    Signed-off-by: Roland Dreier <[EMAIL PROTECTED]>
---
 drivers/infiniband/hw/ehca/hcp_if.c |   57 ++++++++++++++--------------------
 1 files changed, 24 insertions(+), 33 deletions(-)

diff --git a/drivers/infiniband/hw/ehca/hcp_if.c 
b/drivers/infiniband/hw/ehca/hcp_if.c
index 24f4541..a762cc7 100644
--- a/drivers/infiniband/hw/ehca/hcp_if.c
+++ b/drivers/infiniband/hw/ehca/hcp_if.c
@@ -84,6 +84,10 @@
 #define H_MP_SHUTDOWN                   EHCA_BMASK_IBM(48, 48)
 #define H_MP_RESET_QKEY_CTR             EHCA_BMASK_IBM(49, 49)
 
+#define HCALL4_REGS_FORMAT "r4=%lx r5=%lx r6=%lx r7=%lx"
+#define HCALL7_REGS_FORMAT HCALL4_REGS_FORMAT " r8=%lx r9=%lx r10=%lx"
+#define HCALL9_REGS_FORMAT HCALL7_REGS_FORMAT " r11=%lx r12=%lx"
+
 static DEFINE_SPINLOCK(hcall_lock);
 
 static u32 get_longbusy_msecs(int longbusy_rc)
@@ -118,8 +122,7 @@ static long ehca_plpar_hcall_norets(unsigned long opcode,
        long ret;
        int i, sleep_msecs;
 
-       ehca_gen_dbg("opcode=%lx arg1=%lx arg2=%lx arg3=%lx arg4=%lx "
-                    "arg5=%lx arg6=%lx arg7=%lx",
+       ehca_gen_dbg("opcode=%lx " HCALL7_REGS_FORMAT,
                     opcode, arg1, arg2, arg3, arg4, arg5, arg6, arg7);
 
        for (i = 0; i < 5; i++) {
@@ -133,16 +136,13 @@ static long ehca_plpar_hcall_norets(unsigned long opcode,
                }
 
                if (ret < H_SUCCESS)
-                       ehca_gen_err("opcode=%lx ret=%lx"
-                                    " arg1=%lx arg2=%lx arg3=%lx arg4=%lx"
-                                    " arg5=%lx arg6=%lx arg7=%lx ",
-                                    opcode, ret,
-                                    arg1, arg2, arg3, arg4, arg5,
-                                    arg6, arg7);
-
-               ehca_gen_dbg("opcode=%lx ret=%lx", opcode, ret);
-               return ret;
+                       ehca_gen_err("opcode=%lx ret=%li " HCALL7_REGS_FORMAT,
+                                    opcode, ret, arg1, arg2, arg3,
+                                    arg4, arg5, arg6, arg7);
+               else
+                       ehca_gen_dbg("opcode=%lx ret=%li", opcode, ret);
 
+               return ret;
        }
 
        return H_BUSY;
@@ -164,10 +164,8 @@ static long ehca_plpar_hcall9(unsigned long opcode,
        int i, sleep_msecs, lock_is_set = 0;
        unsigned long flags = 0;
 
-       ehca_gen_dbg("opcode=%lx arg1=%lx arg2=%lx arg3=%lx arg4=%lx "
-                    "arg5=%lx arg6=%lx arg7=%lx arg8=%lx arg9=%lx",
-                    opcode, arg1, arg2, arg3, arg4, arg5, arg6, arg7,
-                    arg8, arg9);
+       ehca_gen_dbg("INPUT -- opcode=%lx " HCALL9_REGS_FORMAT, opcode,
+                    arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9);
 
        for (i = 0; i < 5; i++) {
                if ((opcode == H_ALLOC_RESOURCE) && (arg2 == 5)) {
@@ -188,26 +186,19 @@ static long ehca_plpar_hcall9(unsigned long opcode,
                        continue;
                }
 
-               if (ret < H_SUCCESS)
-                       ehca_gen_err("opcode=%lx ret=%lx"
-                                    " arg1=%lx arg2=%lx arg3=%lx arg4=%lx"
-                                    " arg5=%lx arg6=%lx arg7=%lx arg8=%lx"
-                                    " arg9=%lx"
-                                    " out1=%lx out2=%lx out3=%lx out4=%lx"
-                                    " out5=%lx out6=%lx out7=%lx out8=%lx"
-                                    " out9=%lx",
-                                    opcode, ret,
-                                    arg1, arg2, arg3, arg4, arg5,
-                                    arg6, arg7, arg8, arg9,
-                                    outs[0], outs[1], outs[2], outs[3],
+               if (ret < H_SUCCESS) {
+                       ehca_gen_err("INPUT -- opcode=%lx " HCALL9_REGS_FORMAT,
+                                    opcode, arg1, arg2, arg3, arg4, arg5,
+                                    arg6, arg7, arg8, arg9);
+                       ehca_gen_err("OUTPUT -- ret=%li " HCALL9_REGS_FORMAT,
+                                    ret, outs[0], outs[1], outs[2], outs[3],
+                                    outs[4], outs[5], outs[6], outs[7],
+                                    outs[8]);
+               } else
+                       ehca_gen_dbg("OUTPUT -- ret=%li " HCALL9_REGS_FORMAT,
+                                    ret, outs[0], outs[1], outs[2], outs[3],
                                     outs[4], outs[5], outs[6], outs[7],
                                     outs[8]);
-
-               ehca_gen_dbg("opcode=%lx ret=%lx out1=%lx out2=%lx out3=%lx "
-                            "out4=%lx out5=%lx out6=%lx out7=%lx out8=%lx "
-                            "out9=%lx",
-                            opcode, ret, outs[0], outs[1], outs[2], outs[3],
-                            outs[4], outs[5], outs[6], outs[7], outs[8]);
                return ret;
        }
 
-
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