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SubjectRe: [Qemu-devel] x86, nops settings result in kernel crash
On 08/21/2012 12:28 PM, Tomas Racek wrote:
>
> http://fi.muni.cz/~xracek/debian2.img.bz2
>
> Other things are the same.
>
> The runtest.sh sets environment for xfstests and runs test 285 which I wrote and and which should test if FS sends discard requests only on free sectors:
> 285:
> 1. Create loop device and FS on it.
> 2. Populate it with some garbage.
> 3. Get free sectors from FS.
> 4. Run fstrim and look for discard requests via blk tracer.
> 5. Compare free sectors to discard requests.
>
> The test itself can have some issues but I'm pretty sure it shouldn't crash the system. ;-)

Does the following patch help?

diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index afb7ff7..ced4534 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -165,7 +165,7 @@ static int __init setup_noreplace_paravirt(char *str)
#endif

#ifdef P6_NOP1
-static const unsigned char __initconst_or_module p6nops[] =
+static const unsigned char p6nops[] =
{
P6_NOP1,
P6_NOP2,


--
error compiling committee.c: too many arguments to function


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