openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

x86/cpu/intel_cacheinfo: Remove redundant assignment to 'this_leaf' 

The 'this_leaf' variable is assigned a value that is never
read and it is updated a little later with a newer value,
hence we can remove the redundant assignment.

Cleans up the following Clang warning:

  Value stored to 'this_leaf' is never read

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Borislav Petkov <bp@suse.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: kernel-janitors@vger.kernel.org
Link: http://lkml.kernel.org/r/20171015160203.12332-1-colin.king@canonical.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Colin Ian King 2017-10-15 17:02:03 +01:00 committed by Ingo Molnar
parent 33d930e59a
commit e6fc454b77
1 changed files with 0 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/x86/kernel/cpu/intel_cacheinfo.c
View File

@ -831,7 +831,6 @@ static int __cache_amd_cpumap_setup(unsigned int cpu, int index,
} else if (boot_cpu_has(X86_FEATURE_TOPOEXT)) {
unsigned int apicid, nshared, first, last;
this_leaf = this_cpu_ci->info_list + index;
nshared = base->eax.split.num_threads_sharing + 1;
apicid = cpu_data(cpu).apicid;
first = apicid - (apicid % nshared);