diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.9.21/0010-x86-cpu-Change-type-of-x86_cache_size-variable-to-un.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.9.21/0010-x86-cpu-Change-type-of-x86_cache_size-variable-to-un.patch | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.9.21/0010-x86-cpu-Change-type-of-x86_cache_size-variable-to-un.patch b/common/recipes-kernel/linux/linux-yocto-4.9.21/0010-x86-cpu-Change-type-of-x86_cache_size-variable-to-un.patch deleted file mode 100644 index 68e82a01..00000000 --- a/common/recipes-kernel/linux/linux-yocto-4.9.21/0010-x86-cpu-Change-type-of-x86_cache_size-variable-to-un.patch +++ /dev/null @@ -1,72 +0,0 @@ -From 5d671cb212c75a4adebb52863b5e9d370c8c23c1 Mon Sep 17 00:00:00 2001 -From: "Gustavo A. R. Silva" <garsilva@embeddedor.com> -Date: Tue, 13 Feb 2018 13:22:08 -0600 -Subject: [PATCH 10/12] x86/cpu: Change type of x86_cache_size variable to - unsigned int - -commit 24dbc6000f4b9b0ef5a9daecb161f1907733765a upstream. - -Currently, x86_cache_size is of type int, which makes no sense as we -will never have a valid cache size equal or less than 0. So instead of -initializing this variable to -1, it can perfectly be initialized to 0 -and use it as an unsigned variable instead. - -Suggested-by: Thomas Gleixner <tglx@linutronix.de> -Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> -Cc: Borislav Petkov <bp@alien8.de> -Cc: Linus Torvalds <torvalds@linux-foundation.org> -Cc: Peter Zijlstra <peterz@infradead.org> -Addresses-Coverity-ID: 1464429 -Link: http://lkml.kernel.org/r/20180213192208.GA26414@embeddedor.com -Signed-off-by: Ingo Molnar <mingo@kernel.org> -Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> ---- - arch/x86/include/asm/processor.h | 2 +- - arch/x86/kernel/cpu/common.c | 2 +- - arch/x86/kernel/cpu/proc.c | 4 ++-- - 3 files changed, 4 insertions(+), 4 deletions(-) - -diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h -index df29212..d51e679 100644 ---- a/arch/x86/include/asm/processor.h -+++ b/arch/x86/include/asm/processor.h -@@ -113,7 +113,7 @@ struct cpuinfo_x86 { - char x86_vendor_id[16]; - char x86_model_id[64]; - /* in KB - valid for CPUS which support this call: */ -- int x86_cache_size; -+ unsigned int x86_cache_size; - int x86_cache_alignment; /* In bytes */ - /* Cache QoS architectural values: */ - int x86_cache_max_rmid; /* max index */ -diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c -index 96b2c83..301bbd1 100644 ---- a/arch/x86/kernel/cpu/common.c -+++ b/arch/x86/kernel/cpu/common.c -@@ -1144,7 +1144,7 @@ static void identify_cpu(struct cpuinfo_x86 *c) - int i; - - c->loops_per_jiffy = loops_per_jiffy; -- c->x86_cache_size = -1; -+ c->x86_cache_size = 0; - c->x86_vendor = X86_VENDOR_UNKNOWN; - c->x86_model = c->x86_stepping = 0; /* So far unknown... */ - c->x86_vendor_id[0] = '\0'; /* Unset */ -diff --git a/arch/x86/kernel/cpu/proc.c b/arch/x86/kernel/cpu/proc.c -index 9e817f2..c4f772d 100644 ---- a/arch/x86/kernel/cpu/proc.c -+++ b/arch/x86/kernel/cpu/proc.c -@@ -87,8 +87,8 @@ static int show_cpuinfo(struct seq_file *m, void *v) - } - - /* Cache size */ -- if (c->x86_cache_size >= 0) -- seq_printf(m, "cache size\t: %d KB\n", c->x86_cache_size); -+ if (c->x86_cache_size) -+ seq_printf(m, "cache size\t: %u KB\n", c->x86_cache_size); - - show_cpuinfo_core(m, c, cpu); - show_cpuinfo_misc(m, c); --- -2.7.4 - |