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author | Hauke Mehrtens <hauke@hauke-m.de> | 2018-11-01 17:57:55 +0100 |
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committer | Hauke Mehrtens <hauke@hauke-m.de> | 2018-12-15 12:50:06 +0100 |
commit | 52a82ce3dd901a1536c7d7d9d963e9c2d761c816 (patch) | |
tree | 79020fb59420fcea7bdc4b12272f7251e101fe64 /target/linux/generic/pending-4.19/220-optimize_inlining.patch | |
parent | a272af75cd8c67d265400f96c1e6bb172315c23c (diff) | |
download | upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.tar.gz upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.tar.bz2 upstream-52a82ce3dd901a1536c7d7d9d963e9c2d761c816.zip |
kernel: Copy patches from kernel 4.14 to 4.19
This just copies the files from the kernel 4.14 specific folders into
the kernel 4.19 specific folder, no changes are done to the files in
this commit.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'target/linux/generic/pending-4.19/220-optimize_inlining.patch')
-rw-r--r-- | target/linux/generic/pending-4.19/220-optimize_inlining.patch | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/target/linux/generic/pending-4.19/220-optimize_inlining.patch b/target/linux/generic/pending-4.19/220-optimize_inlining.patch new file mode 100644 index 0000000000..dca1dcb204 --- /dev/null +++ b/target/linux/generic/pending-4.19/220-optimize_inlining.patch @@ -0,0 +1,70 @@ +--- a/arch/x86/Kconfig.debug ++++ b/arch/x86/Kconfig.debug +@@ -284,20 +284,6 @@ config CPA_DEBUG + ---help--- + Do change_page_attr() self-tests every 30 seconds. + +-config OPTIMIZE_INLINING +- bool "Allow gcc to uninline functions marked 'inline'" +- ---help--- +- This option determines if the kernel forces gcc to inline the functions +- developers have marked 'inline'. Doing so takes away freedom from gcc to +- do what it thinks is best, which is desirable for the gcc 3.x series of +- compilers. The gcc 4.x series have a rewritten inlining algorithm and +- enabling this option will generate a smaller kernel there. Hopefully +- this algorithm is so good that allowing gcc 4.x and above to make the +- decision will become the default in the future. Until then this option +- is there to test gcc for this. +- +- If unsure, say N. +- + config DEBUG_ENTRY + bool "Debug low-level entry code" + depends on DEBUG_KERNEL +--- a/lib/Kconfig.debug ++++ b/lib/Kconfig.debug +@@ -137,6 +137,20 @@ endmenu # "printk and dmesg options" + + menu "Compile-time checks and compiler options" + ++config OPTIMIZE_INLINING ++ bool "Allow gcc to uninline functions marked 'inline'" ++ ---help--- ++ This option determines if the kernel forces gcc to inline the functions ++ developers have marked 'inline'. Doing so takes away freedom from gcc to ++ do what it thinks is best, which is desirable for the gcc 3.x series of ++ compilers. The gcc 4.x series have a rewritten inlining algorithm and ++ enabling this option will generate a smaller kernel there. Hopefully ++ this algorithm is so good that allowing gcc 4.x and above to make the ++ decision will become the default in the future. Until then this option ++ is there to test gcc for this. ++ ++ If unsure, say N. ++ + config DEBUG_INFO + bool "Compile the kernel with debug info" + depends on DEBUG_KERNEL && !COMPILE_TEST +--- a/arch/x86/Kconfig ++++ b/arch/x86/Kconfig +@@ -296,9 +296,6 @@ config ZONE_DMA32 + config AUDIT_ARCH + def_bool y if X86_64 + +-config ARCH_SUPPORTS_OPTIMIZED_INLINING +- def_bool y +- + config ARCH_SUPPORTS_DEBUG_PAGEALLOC + def_bool y + +--- a/include/linux/compiler-gcc.h ++++ b/include/linux/compiler-gcc.h +@@ -90,8 +90,7 @@ + * of extern inline functions at link time. + * A lot of inline functions can cause havoc with function tracing. + */ +-#if !defined(CONFIG_ARCH_SUPPORTS_OPTIMIZED_INLINING) || \ +- !defined(CONFIG_OPTIMIZE_INLINING) || (__GNUC__ < 4) ++#if !defined(CONFIG_OPTIMIZE_INLINING) || (__GNUC__ < 4) + #define inline \ + inline __attribute__((always_inline, unused)) notrace __gnu_inline + #else |