trace: do not limit trace buffer to 2GiB

There is no good reason to limit the trace buffer to 2GiB on a 64bit
system. Adjust the types of the relevant parameters.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/cmd/trace.c b/cmd/trace.c
index 26bf0960d49e3fff3b9005794769910841ac3f29..7d328f88be518f64ecf60da928d90bdac8ebe4fc 100644 (file)
--- a/cmd/trace.c
+++ b/cmd/trace.c
@@ -30,8 +30,7 @@ static int get_args(int argc, char * const argv[], char **buff,
 
 static int create_func_list(int argc, char * const argv[])
 {
-       size_t buff_size, avail, buff_ptr, used;
-       unsigned int needed;
+       size_t buff_size, avail, buff_ptr, needed, used;
        char *buff;
        int err;
 
@@ -41,7 +40,7 @@ static int create_func_list(int argc, char * const argv[])
        avail = buff_size - buff_ptr;
        err = trace_list_functions(buff + buff_ptr, avail, &needed);
        if (err)
-               printf("Error: truncated (%#x bytes needed)\n", needed);
+               printf("Error: truncated (%#zx bytes needed)\n", needed);
        used = min(avail, (size_t)needed);
        printf("Function trace dumped to %08lx, size %#zx\n",
               (ulong)map_to_sysmem(buff + buff_ptr), used);
@@ -54,8 +53,7 @@ static int create_func_list(int argc, char * const argv[])
 
 static int create_call_list(int argc, char * const argv[])
 {
-       size_t buff_size, avail, buff_ptr, used;
-       unsigned int needed;
+       size_t buff_size, avail, buff_ptr, needed, used;
        char *buff;
        int err;
 
@@ -65,7 +63,7 @@ static int create_call_list(int argc, char * const argv[])
        avail = buff_size - buff_ptr;
        err = trace_list_calls(buff + buff_ptr, avail, &needed);
        if (err)
-               printf("Error: truncated (%#x bytes needed)\n", needed);
+               printf("Error: truncated (%#zx bytes needed)\n", needed);
        used = min(avail, (size_t)needed);
        printf("Call list dumped to %08lx, size %#zx\n",
               (ulong)map_to_sysmem(buff + buff_ptr), used);

diff --git a/include/trace.h b/include/trace.h
index 99f34f72bccde4c718e563c32f58674236916ce3..606dba9768974f12eb241b8d8eec499e538b6877 100644 (file)
--- a/include/trace.h
+++ b/include/trace.h
@@ -39,7 +39,7 @@ struct trace_output_func {
 /* A header at the start of the trace output buffer */
 struct trace_output_hdr {
        enum trace_chunk_type type;     /* Record type */
-       uint32_t rec_count;             /* Number of records */
+       size_t rec_count;               /* Number of records */
 };
 
 /* Print statistics about traced function calls */
@@ -57,7 +57,7 @@ void trace_print_stats(void);
  * @param needed       Returns number of bytes used / needed
  * @return 0 if ok, -1 on error (buffer exhausted)
  */
-int trace_list_functions(void *buff, int buff_size, unsigned *needed);
+int trace_list_functions(void *buff, size_t buff_size, size_t *needed);
 
 /* Flags for ftrace_record */
 enum ftrace_flags {
@@ -77,7 +77,7 @@ struct trace_call {
        uint32_t flags;         /* Flags and timestamp */
 };
 
-int trace_list_calls(void *buff, int buff_size, unsigned int *needed);
+int trace_list_calls(void *buff, size_t buff_size, size_t *needed);
 
 /**
  * Turn function tracing on and off

diff --git a/lib/trace.c b/lib/trace.c
index 04780f59d338808db605b5635393245897f70df4..f2402b93593b3d84525f67b668ab05731acacde5 100644 (file)
--- a/lib/trace.c
+++ b/lib/trace.c
@@ -190,12 +190,12 @@ void __attribute__((no_instrument_function)) __cyg_profile_func_exit(
  *                     greater than buff_size if we ran out of space.
  * @return 0 if ok, -1 if space was exhausted
  */
-int trace_list_functions(void *buff, int buff_size, unsigned int *needed)
+int trace_list_functions(void *buff, size_t buff_size, size_t *needed)
 {
        struct trace_output_hdr *output_hdr = NULL;
        void *end, *ptr = buff;
-       int func;
-       int upto;
+       size_t func;
+       size_t upto;
 
        end = buff ? buff + buff_size : NULL;
 
@@ -206,7 +206,7 @@ int trace_list_functions(void *buff, int buff_size, unsigned int *needed)
 
        /* Add information about each function */
        for (func = upto = 0; func < hdr->func_count; func++) {
-               int calls = hdr->call_accum[func];
+               size_t calls = hdr->call_accum[func];
 
                if (!calls)
                        continue;
@@ -235,12 +235,12 @@ int trace_list_functions(void *buff, int buff_size, unsigned int *needed)
        return 0;
 }
 
-int trace_list_calls(void *buff, int buff_size, unsigned *needed)
+int trace_list_calls(void *buff, size_t buff_size, size_t *needed)
 {
        struct trace_output_hdr *output_hdr = NULL;
        void *end, *ptr = buff;
-       int rec, upto;
-       int count;
+       size_t rec, upto;
+       size_t count;
 
        end = buff ? buff + buff_size : NULL;
 

diff --git a/tools/proftool.c b/tools/proftool.c
index c1803fa78a761b7770af7a031442f1e057c4001d..fecb9d6e99c254e412db87a4a22eb4a4d6caca91 100644 (file)
--- a/tools/proftool.c
+++ b/tools/proftool.c
@@ -205,12 +205,12 @@ static struct func_info *find_caller_by_offset(uint32_t offset)
        return low >= 0 ? &func_list[low] : NULL;
 }
 
-static int read_calls(FILE *fin, int count)
+static int read_calls(FILE *fin, size_t count)
 {
        struct trace_call *call_data;
        int i;
 
-       notice("call count: %d\n", count);
+       notice("call count: %zu\n", count);
        call_list = (struct trace_call *)calloc(count, sizeof(*call_data));
        if (!call_list) {
                error("Cannot allocate call_list\n");