xtensa: print kernel sections info in mem_init

Output virtual addresses and sizes occupied by the main kernel sections:
.text, .rodata, .data, .init and .bss.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

diff --git a/arch/xtensa/mm/init.c b/arch/xtensa/mm/init.c
index 0d980f0..d776ec0 100644 (file)
--- a/arch/xtensa/mm/init.c
+++ b/arch/xtensa/mm/init.c
@@ -110,7 +110,12 @@ void __init mem_init(void)
                "    pkmap   : 0x%08lx - 0x%08lx  (%5lu kB)\n"
                "    fixmap  : 0x%08lx - 0x%08lx  (%5lu kB)\n"
 #endif
-               "    lowmem  : 0x%08lx - 0x%08lx  (%5lu MB)\n",
+               "    lowmem  : 0x%08lx - 0x%08lx  (%5lu MB)\n"
+               "    .text   : 0x%08lx - 0x%08lx  (%5lu kB)\n"
+               "    .rodata : 0x%08lx - 0x%08lx  (%5lu kB)\n"
+               "    .data   : 0x%08lx - 0x%08lx  (%5lu kB)\n"
+               "    .init   : 0x%08lx - 0x%08lx  (%5lu kB)\n"
+               "    .bss    : 0x%08lx - 0x%08lx  (%5lu kB)\n",
 #ifdef CONFIG_KASAN
                KASAN_SHADOW_START, KASAN_SHADOW_START + KASAN_SHADOW_SIZE,
                KASAN_SHADOW_SIZE >> 20,
@@ -129,7 +134,17 @@ void __init mem_init(void)
 #else
                min_low_pfn * PAGE_SIZE, max_low_pfn * PAGE_SIZE,
 #endif
-               ((max_low_pfn - min_low_pfn) * PAGE_SIZE) >> 20);
+               ((max_low_pfn - min_low_pfn) * PAGE_SIZE) >> 20,
+               (unsigned long)_text, (unsigned long)_etext,
+               (unsigned long)(_etext - _text) >> 10,
+               (unsigned long)__start_rodata, (unsigned long)_sdata,
+               (unsigned long)(_sdata - __start_rodata) >> 10,
+               (unsigned long)_sdata, (unsigned long)_edata,
+               (unsigned long)(_edata - _sdata) >> 10,
+               (unsigned long)__init_begin, (unsigned long)__init_end,
+               (unsigned long)(__init_end - __init_begin) >> 10,
+               (unsigned long)__bss_start, (unsigned long)__bss_stop,
+               (unsigned long)(__bss_stop - __bss_start) >> 10);
 }
 
 #ifdef CONFIG_BLK_DEV_INITRD