[PATCH 2/5] ppc: move DEBUG code to --debug
Simon Horman
horms at verge.net.au
Thu Mar 15 17:38:08 EST 2012
[CC linuxppc-dev at ozlabs.org]
On Thu, Mar 08, 2012 at 02:39:39PM +0800, Cong Wang wrote:
> Like patch 1/5, this one moves code under #if DEBUG to --debug
> on ppc arch.
>
> Signed-off-by: Cong Wang <xiyou.wangcong at gmail.com>
> ---
> kexec/arch/ppc/crashdump-powerpc.c | 18 ++++++++----------
> kexec/arch/ppc/fixup_dtb.c | 25 +++++++++++--------------
> kexec/arch/ppc/fs2dt.c | 6 +++---
> kexec/arch/ppc/kexec-ppc.c | 17 ++++++++---------
> kexec/arch/ppc/libfdt-wrapper.c | 4 ++--
> kexec/arch/ppc64/crashdump-ppc64.c | 16 ++++++----------
> kexec/arch/ppc64/kexec-elf-ppc64.c | 23 +++++++++++------------
> kexec/arch/ppc64/kexec-ppc64.c | 9 +++------
> 8 files changed, 52 insertions(+), 66 deletions(-)
>
> diff --git a/kexec/arch/ppc/crashdump-powerpc.c b/kexec/arch/ppc/crashdump-powerpc.c
> index 7c9dbff..1bef69b 100644
> --- a/kexec/arch/ppc/crashdump-powerpc.c
> +++ b/kexec/arch/ppc/crashdump-powerpc.c
> @@ -226,15 +226,15 @@ static int get_crash_memory_ranges(struct memory_range **range, int *ranges)
>
> *range = crash_memory_range;
> *ranges = memory_ranges;
> -#if DEBUG
> +
> int j;
> - printf("CRASH MEMORY RANGES\n");
> + dbgprintf("CRASH MEMORY RANGES\n");
> for (j = 0; j < *ranges; j++) {
> start = crash_memory_range[j].start;
> end = crash_memory_range[j].end;
> - fprintf(stderr, "%016Lx-%016Lx\n", start, end);
> + dbgprintf("%016Lx-%016Lx\n", start, end);
> }
> -#endif
> +
> return 0;
>
> err:
> @@ -289,9 +289,9 @@ static int add_cmdline_param(char *cmdline, unsigned long long addr,
> if (cmdlen > (COMMAND_LINE_SIZE - 1))
> die("Command line overflow\n");
> strcat(cmdline, str);
> -#if DEBUG
> - fprintf(stderr, "Command line after adding elfcorehdr: %s\n", cmdline);
> -#endif
> +
> + dbgprintf("Command line after adding elfcorehdr: %s\n", cmdline);
> +
> return 0;
> }
>
> @@ -403,10 +403,8 @@ void add_usable_mem_rgns(unsigned long long base, unsigned long long size)
> usablemem_rgns.ranges[usablemem_rgns.size].start = base;
> usablemem_rgns.ranges[usablemem_rgns.size++].end = end;
>
> -#ifdef DEBUG
> - fprintf(stderr, "usable memory rgns size:%u base:%llx size:%llx\n",
> + dbgprintf("usable memory rgns size:%u base:%llx size:%llx\n",
> usablemem_rgns.size, base, size);
> -#endif
> }
>
> int is_crashkernel_mem_reserved(void)
> diff --git a/kexec/arch/ppc/fixup_dtb.c b/kexec/arch/ppc/fixup_dtb.c
> index 189e0c7..e5f2717 100644
> --- a/kexec/arch/ppc/fixup_dtb.c
> +++ b/kexec/arch/ppc/fixup_dtb.c
> @@ -17,25 +17,26 @@
>
> const char proc_dts[] = "/proc/device-tree";
>
> -#ifdef DEBUG
> static void print_fdt_reserve_regions(void)
> {
> int i, num;
>
> + if (!kexec_debug)
> + return;
> /* Print out a summary of the final reserve regions */
> num = fdt_num_mem_rsv(blob_buf);
blob_buf does not exist in the context of this function.
So clearly it hasn't been compiled or exercised for a while.
I propose removing it altogether. It can always be re-added latter
if someone fixes and tests it - I do not have access to any ppc hw to do so.
> - printf ("reserve regions: %d\n", num);
> + dbgprintf ("reserve regions: %d\n", num);
> for (i = 0; i < num; i++) {
> uint64_t offset, size;
>
> if (fdt_get_mem_rsv(blob_buf, i, &offset, &size) == 0) {
> - printf("%d: offset: %llx, size: %llx\n", i, offset, size);
> + dbgprintf("%d: offset: %llx, size: %llx\n", i, offset, size);
> } else {
> - printf("Error retreiving reserved region\n");
> + dbgprintf("Error retreiving reserved region\n");
> }
> }
> }
> -#endif
> +
>
> static void fixup_nodes(char *nodes[])
> {
> @@ -203,9 +204,7 @@ static void fixup_reserve_regions(struct kexec_info *info, char *blob_buf)
>
> out: ;
>
> -#ifdef DEBUG
> print_fdt_reserve_regions();
> -#endif
> }
>
> static void fixup_memory(struct kexec_info *info, char *blob_buf)
> @@ -369,23 +368,23 @@ char *fixup_dtb_init(struct kexec_info *info, char *blob_buf, off_t *blob_size,
> return blob_buf;
> }
>
> -#ifdef DEBUG
> static void save_fixed_up_dtb(char *blob_buf, off_t blob_size)
> {
> FILE *fp;
>
> + if (!kexec_debug)
> + return;
> fp = fopen("debug.dtb", "w");
> if (fp) {
> if ( blob_size == fwrite(blob_buf, sizeof(char), blob_size, fp)) {
> - printf("debug.dtb written\n");
> + dbgprintf("debug.dtb written\n");
> } else {
> - printf("Unable to write debug.dtb\n");
> + dbgprintf("Unable to write debug.dtb\n");
> }
> } else {
> - printf("Unable to dump flat device tree to debug.dtb\n");
> + dbgprintf("Unable to dump flat device tree to debug.dtb\n");
> }
> }
> -#endif
>
> char *fixup_dtb_finalize(struct kexec_info *info, char *blob_buf, off_t *blob_size,
> char *nodes[], char *cmdline)
> @@ -400,9 +399,7 @@ char *fixup_dtb_finalize(struct kexec_info *info, char *blob_buf, off_t *blob_si
> blob_buf = (char *)dt_ops.finalize();
> *blob_size = fdt_totalsize(blob_buf);
>
> -#ifdef DEBUG
> save_fixed_up_dtb(blob_buf, *blob_size);
> -#endif
>
> return blob_buf;
> }
> diff --git a/kexec/arch/ppc/fs2dt.c b/kexec/arch/ppc/fs2dt.c
> index 733515a..cdae69e 100644
> --- a/kexec/arch/ppc/fs2dt.c
> +++ b/kexec/arch/ppc/fs2dt.c
> @@ -273,9 +273,9 @@ static void putprops(char *fn, struct dirent **nlist, int numlist)
> memcpy(dt, local_cmdline, cmd_len);
> len = cmd_len;
> *dt_len = cmd_len;
> -#if DEBUG
> - fprintf(stderr, "Modified cmdline:%s\n", local_cmdline);
> -#endif
> +
> + dbgprintf("Modified cmdline:%s\n", local_cmdline);
> +
> }
>
> dt += (len + 3)/4;
> diff --git a/kexec/arch/ppc/kexec-ppc.c b/kexec/arch/ppc/kexec-ppc.c
> index 57852dc..6075477 100644
> --- a/kexec/arch/ppc/kexec-ppc.c
> +++ b/kexec/arch/ppc/kexec-ppc.c
> @@ -378,9 +378,9 @@ static int get_base_ranges(void)
> nr_memory_ranges = local_memory_ranges;
> sort_base_ranges();
> memory_max = base_memory_range[nr_memory_ranges - 1].end;
> -#ifdef DEBUG
> - fprintf(stderr, "get base memory ranges:%d\n", nr_memory_ranges);
> -#endif
> +
> + dbgprintf("get base memory ranges:%d\n", nr_memory_ranges);
> +
> return 0;
> }
>
> @@ -716,13 +716,13 @@ static int get_devtree_details(unsigned long kexec_flags)
>
> sort_ranges();
>
> -#ifdef DEBUG
> +
> int k;
> for (k = 0; k < i; k++)
> - fprintf(stderr, "exclude_range sorted exclude_range[%d] "
> + dbgprintf("exclude_range sorted exclude_range[%d] "
> "start:%llx, end:%llx\n", k, exclude_range[k].start,
> exclude_range[k].end);
> -#endif
> +
> return 0;
>
> error_openfile:
> @@ -812,13 +812,12 @@ static int setup_memory_ranges(unsigned long kexec_flags)
> } else
> nr_memory_ranges = j;
>
> -#ifdef DEBUG
> +
> int k;
> for (k = 0; k < j; k++)
> - fprintf(stderr, "setup_memory_ranges memory_range[%d] "
> + dbgprintf("setup_memory_ranges memory_range[%d] "
> "start:%llx, end:%llx\n", k, memory_range[k].start,
> memory_range[k].end);
> -#endif
> return 0;
>
> out:
> diff --git a/kexec/arch/ppc/libfdt-wrapper.c b/kexec/arch/ppc/libfdt-wrapper.c
> index f56ccc0..5fbd3a8 100644
> --- a/kexec/arch/ppc/libfdt-wrapper.c
> +++ b/kexec/arch/ppc/libfdt-wrapper.c
> @@ -27,15 +27,15 @@
> #include <page.h>
> #include <libfdt.h>
> #include "ops.h"
> +#include "../../kexec.h"
>
> -#define DEBUG 0
> #define BAD_ERROR(err) (((err) < 0) \
> && ((err) != -FDT_ERR_NOTFOUND) \
> && ((err) != -FDT_ERR_EXISTS))
>
> #define check_err(err) \
> ({ \
> - if (BAD_ERROR(err) || ((err < 0) && DEBUG)) \
> + if (BAD_ERROR(err) || ((err < 0) && kexec_debug)) \
> printf("%s():%d %s\n\r", __func__, __LINE__, \
> fdt_strerror(err)); \
> if (BAD_ERROR(err)) \
> diff --git a/kexec/arch/ppc64/crashdump-ppc64.c b/kexec/arch/ppc64/crashdump-ppc64.c
> index d52b438..5805cdb 100644
> --- a/kexec/arch/ppc64/crashdump-ppc64.c
> +++ b/kexec/arch/ppc64/crashdump-ppc64.c
> @@ -304,15 +304,15 @@ static int get_crash_memory_ranges(struct memory_range **range, int *ranges)
>
> *range = crash_memory_range;
> *ranges = memory_ranges;
> -#if DEBUG
> +
> int j;
> - printf("CRASH MEMORY RANGES\n");
> + dbgprintf("CRASH MEMORY RANGES\n");
> for(j = 0; j < *ranges; j++) {
> start = crash_memory_range[j].start;
> end = crash_memory_range[j].end;
> - fprintf(stderr, "%016Lx-%016Lx\n", start, end);
> + dbgprintf("%016Lx-%016Lx\n", start, end);
> }
> -#endif
> +
> return 0;
>
> err:
> @@ -367,9 +367,7 @@ static int add_cmdline_param(char *cmdline, uint64_t addr, char *cmdstr,
> if (cmdlen > (COMMAND_LINE_SIZE - 1))
> die("Command line overflow\n");
> strcat(cmdline, str);
> -#if DEBUG
> - fprintf(stderr, "Command line after adding elfcorehdr: %s\n", cmdline);
> -#endif
> + dbgprintf("Command line after adding elfcorehdr: %s\n", cmdline);
> return 0;
> }
>
> @@ -478,10 +476,8 @@ void add_usable_mem_rgns(unsigned long long base, unsigned long long size)
> usablemem_rgns.ranges[usablemem_rgns.size].start = base;
> usablemem_rgns.ranges[usablemem_rgns.size++].end = end;
>
> -#ifdef DEBUG
> - fprintf(stderr, "usable memory rgns size:%u base:%llx size:%llx\n",
> + dbgprintf("usable memory rgns size:%u base:%llx size:%llx\n",
> usablemem_rgns.size, base, size);
> -#endif
> }
>
> int is_crashkernel_mem_reserved(void)
> diff --git a/kexec/arch/ppc64/kexec-elf-ppc64.c b/kexec/arch/ppc64/kexec-elf-ppc64.c
> index abd83dd..f68f2bc 100644
> --- a/kexec/arch/ppc64/kexec-elf-ppc64.c
> +++ b/kexec/arch/ppc64/kexec-elf-ppc64.c
> @@ -294,7 +294,7 @@ int elf_ppc64_load(int argc, char **argv, const char *buf, off_t len,
>
> /* Set debug */
> elf_rel_set_symbol(&info->rhdr, "debug", &my_debug, sizeof(my_debug));
> -#ifdef DEBUG
> +
> my_kernel = 0;
> my_dt_offset = 0;
> my_panic_kernel = 0;
> @@ -318,19 +318,18 @@ int elf_ppc64_load(int argc, char **argv, const char *buf, off_t len,
> sizeof(toc_addr));
> elf_rel_get_symbol(&info->rhdr, "debug", &my_debug, sizeof(my_debug));
>
> - fprintf(stderr, "info->entry is %p\n", info->entry);
> - fprintf(stderr, "kernel is %llx\n", (unsigned long long)my_kernel);
> - fprintf(stderr, "dt_offset is %llx\n",
> + dbgprintf("info->entry is %p\n", info->entry);
> + dbgprintf("kernel is %llx\n", (unsigned long long)my_kernel);
> + dbgprintf("dt_offset is %llx\n",
> (unsigned long long)my_dt_offset);
> - fprintf(stderr, "run_at_load flag is %x\n", my_run_at_load);
> - fprintf(stderr, "panic_kernel is %x\n", my_panic_kernel);
> - fprintf(stderr, "backup_start is %llx\n",
> + dbgprintf("run_at_load flag is %x\n", my_run_at_load);
> + dbgprintf("panic_kernel is %x\n", my_panic_kernel);
> + dbgprintf("backup_start is %llx\n",
> (unsigned long long)my_backup_start);
> - fprintf(stderr, "stack is %llx\n", (unsigned long long)my_stack);
> - fprintf(stderr, "toc_addr is %llx\n", (unsigned long long)toc_addr);
> - fprintf(stderr, "purgatory size is %zu\n", purgatory_size);
> - fprintf(stderr, "debug is %d\n", my_debug);
> -#endif
> + dbgprintf("stack is %llx\n", (unsigned long long)my_stack);
> + dbgprintf("toc_addr is %llx\n", (unsigned long long)toc_addr);
> + dbgprintf("purgatory size is %zu\n", purgatory_size);
> + dbgprintf("debug is %d\n", my_debug);
>
> for (i = 0; i < info->nr_segments; i++)
> fprintf(stderr, "segment[%d].mem:%p memsz:%zu\n", i,
> diff --git a/kexec/arch/ppc64/kexec-ppc64.c b/kexec/arch/ppc64/kexec-ppc64.c
> index 48ea421..2f12907 100644
> --- a/kexec/arch/ppc64/kexec-ppc64.c
> +++ b/kexec/arch/ppc64/kexec-ppc64.c
> @@ -594,13 +594,12 @@ static int get_devtree_details(unsigned long kexec_flags)
>
> sort_ranges();
>
> -#ifdef DEBUG
> int k;
> for (k = 0; k < i; k++)
> - fprintf(stderr, "exclude_range sorted exclude_range[%d] "
> + dbgprintf("exclude_range sorted exclude_range[%d] "
> "start:%llx, end:%llx\n", k, exclude_range[k].start,
> exclude_range[k].end);
> -#endif
> +
> return 0;
>
> error_openfile:
> @@ -687,13 +686,11 @@ int setup_memory_ranges(unsigned long kexec_flags)
> }
> nr_memory_ranges = j;
>
> -#ifdef DEBUG
> int k;
> for (k = 0; k < j; k++)
> - fprintf(stderr, "setup_memory_ranges memory_range[%d] "
> + dbgprintf("setup_memory_ranges memory_range[%d] "
> "start:%llx, end:%llx\n", k, memory_range[k].start,
> memory_range[k].end);
> -#endif
> return 0;
>
> out:
>
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