diff --git a/common/dlmalloc.c b/common/dlmalloc.c index 499ec93..9c33cc2 100644 --- a/common/dlmalloc.c +++ b/common/dlmalloc.c @@ -1753,7 +1753,6 @@ /* Utility to update current_mallinfo for malloc_stats and mallinfo() */ -#ifdef CONFIG_CMD_MEMINFO static void malloc_update_mallinfo(void) { int i; @@ -1821,8 +1820,6 @@ #endif } -#endif /* CONFIG_CMD_MEMINFO */ - /* History: diff --git a/common/dummy_malloc.c b/common/dummy_malloc.c index dd36a5b..641baa1 100644 --- a/common/dummy_malloc.c +++ b/common/dummy_malloc.c @@ -24,6 +24,10 @@ #include #include +void malloc_stats(void) +{ +} + void *memalign(size_t alignment, size_t bytes) { unsigned long mem = (unsigned long)sbrk(bytes + alignment); diff --git a/lib/xfuncs.c b/lib/xfuncs.c index 1dc2ea9..1bcaa5e 100644 --- a/lib/xfuncs.c +++ b/lib/xfuncs.c @@ -18,18 +18,30 @@ * GNU General Public License for more details. * */ +#define pr_fmt(fmt) "xfuncs: " fmt #include #include #include #include +static void __noreturn enomem_panic(size_t size) +{ + pr_emerg("out of memory\n"); + if (size) + pr_emerg("Unable to allocate %d bytes\n", size); + + malloc_stats(); + + panic("out of memory"); +} + void *xmalloc(size_t size) { void *p = NULL; if (!(p = malloc(size))) - panic("ERROR: out of memory\n"); + enomem_panic(size); return p; } @@ -40,7 +52,7 @@ void *p = NULL; if (!(p = realloc(ptr, size))) - panic("ERROR: out of memory\n"); + enomem_panic(size); return p; } @@ -63,7 +75,7 @@ p = strdup(s); if (!p) - panic("ERROR: out of memory\n"); + enomem_panic(strlen(s) + 1); return p; } @@ -95,7 +107,8 @@ { void *p = memalign(alignment, bytes); if (!p) - panic("ERROR: out of memory\n"); + enomem_panic(bytes); + return p; } EXPORT_SYMBOL(xmemalign); @@ -116,7 +129,7 @@ p = bvasprintf(fmt, ap); if (!p) - panic("ERROR: out of memory\n"); + enomem_panic(0); return p; } EXPORT_SYMBOL(xvasprintf); @@ -139,7 +152,8 @@ wchar_t *p = strdup_wchar(s); if (!p) - panic("ERROR: out of memory\n"); + enomem_panic((wcslen(s) + 1) * sizeof(wchar_t)); + return p; } EXPORT_SYMBOL(xstrdup_wchar); @@ -149,7 +163,8 @@ wchar_t *p = strdup_char_to_wchar(s); if (!p) - panic("ERROR: out of memory\n"); + enomem_panic((strlen(s) + 1) * sizeof(wchar_t)); + return p; } EXPORT_SYMBOL(xstrdup_char_to_wchar); @@ -159,7 +174,8 @@ char *p = strdup_wchar_to_char(s); if (!p) - panic("ERROR: out of memory\n"); + enomem_panic((wcslen(s) + 1) * sizeof(wchar_t)); + return p; } EXPORT_SYMBOL(xstrdup_wchar_to_char);