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author | Alexander Kuleshov <kuleshovmail@gmail.com> | 2016-02-09 19:44:54 +0600 |
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committer | Ingo Molnar <mingo@kernel.org> | 2016-02-09 14:55:48 +0100 |
commit | a91bbe017552b80e12d712c85549b933a62c6ed4 (patch) | |
tree | 6388c18531a9eba0d743b2dbf60951fa3529566d /arch/x86/boot | |
parent | 8c0517759a1a100a8b83134cf3c7f254774aaeba (diff) |
x86/boot: Use proper array element type in memset() size calculation
I changed open coded zeroing loops to explicit memset()s in the
following commit:
5e9ebbd87a99 ("x86/boot: Micro-optimize reset_early_page_tables()")
The base for the size argument of memset was sizeof(pud_p/pmd_p), which
are pointers - but the initialized array has pud_t/pmd_t elements.
Luckily the two types had the same size, so this did not result in any
runtime misbehavior.
Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
Cc: Alexander Popov <alpopov@ptsecurity.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1455025494-4063-1-git-send-email-kuleshovmail@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/boot')
0 files changed, 0 insertions, 0 deletions