/* * netsniff-ng - the packet sniffing beast * Copyright 2009, 2010, 2011, 2012 Daniel Borkmann. * Subject to the GPL, version 2. */ #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include "xmalloc.h" #include "xutils.h" #include "built_in.h" #include "die.h" void *xmalloc(size_t size) { void *ptr; if (unlikely(size == 0)) panic("xmalloc: zero size\n"); ptr = malloc(size); if (unlikely(ptr == NULL)) panic("xmalloc: out of memory (allocating %zu bytes)\n", size); return ptr; } void *xzmalloc(size_t size) { void *ptr = xmalloc(size); memset(ptr, 0, size); return ptr; } void *xmalloc_aligned(size_t size, size_t alignment) { int ret; void *ptr; if (unlikely(size == 0)) panic("xmalloc_aligned: zero size\n"); ret = posix_memalign(&ptr, alignment, size); if (unlikely(ret != 0)) panic("xmalloc_aligned: out of memory (allocating %zu " "bytes)\n", size); return ptr; } void *xzmalloc_aligned(size_t size, size_t alignment) { void *ptr = xmalloc_aligned(size, alignment); memset(ptr, 0, size); return ptr; } void *xmallocz(size_t size) { void *ptr; if (unlikely(size + 1 < size)) panic("xmallocz: data too large to fit into virtual " "memory space\n"); ptr = xmalloc(size + 1); ((char*) ptr)[size] = 0; return ptr; } void *xmemdupz(const void *data, size_t len) { return memcpy(xmallocz(len), data, len); } void *xrealloc(void *ptr, size_t nmemb, size_t size) { void *new_ptr; size_t new_size = nmemb * size; if (unlikely(new_size == 0)) panic("xrealloc: zero size\n"); if (unlikely(((size_t) ~0) / nmemb < size)) panic("xrealloc: nmemb * size > SIZE_T_MAX\n"); if (ptr == NULL) new_ptr = malloc(new_size); else new_ptr = realloc(ptr, new_size); if (unlikely(new_ptr == NULL)) panic("xrealloc: out of memory (new_size %zu bytes)\n", new_size); return new_ptr; } void xfree_func(void *ptr) { if (unlikely(ptr == NULL)) panic("xfree: NULL pointer given as argument\n"); free(ptr); } char *xstrdup(const char *str) { size_t len; char *cp; len = strlen(str) + 1; cp = xmalloc(len); strlcpy(cp, str, len); return cp; } char *xstrndup(const char *str, size_t size) { size_t len; char *cp; len = strlen(str) + 1; if (size < len) len = size; cp = xmalloc(len); strlcpy(cp, str, len); return cp; } int xdup(int fd) { int ret = dup(fd); if (unlikely(ret < 0)) panic("xdup: dup failed\n"); return ret; } alue='range'>range

diff options

author	Thomas Gleixner <tglx@linutronix.de>	2016-12-18 15:06:27 +0100
committer	Thomas Gleixner <tglx@linutronix.de>	2016-12-18 16:35:15 +0100
commit	16588f659257495212ac6b9beaf008d9b19e8165 (patch)
tree	1cc8e696e19a585855fc2fcefc3a2427bd31faf7
parent	5bae156241e05d25171b18ee43e49f103c3f8097 (diff)

x86/tsc: Annotate printouts as firmware bug

Make it more obvious that the BIOS is screwed up. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Roland Scheidegger <rscheidegger_lists@hispeed.ch> Cc: Bruce Schlobohm <bruce.schlobohm@intel.com> Cc: Kevin Stanton <kevin.b.stanton@intel.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Borislav Petkov <bp@alien8.de>

Diffstat

-rw-r--r--

arch/x86/kernel/tsc_sync.c

1 files changed, 3 insertions, 2 deletions


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