The patch titled
Subject: include/linux/compiler-gcc.h: improve __visible documentation
has been removed from the -mm tree. Its filename was
include-linux-compiler-gcch-improve-__visible-documentation.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: include/linux/compiler-gcc.h: improve __visible documentation
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/compiler-gcc.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff -puN include/linux/compiler-gcc.h~include-linux-compiler-gcch-improve-__visible-documentation include/linux/compiler-gcc.h
--- a/include/linux/compiler-gcc.h~include-linux-compiler-gcch-improve-__visible-documentation
+++ a/include/linux/compiler-gcc.h
@@ -205,7 +205,10 @@
#if GCC_VERSION >= 40600
/*
- * Tell the optimizer that something else uses this function or variable.
+ * When used with Link Time Optimization, gcc can optimize away C functions or
+ * variables which are referenced only from assembly code. __visible tells the
+ * optimizer that something else uses this function or variable, thus preventing
+ * this.
*/
#define __visible __attribute__((externally_visible))
#endif
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
arch-alpha-kernel-systblss-remove-debug-check.patch
drivers-gpu-drm-i915-intel_spritec-fix-build.patch
drivers-gpu-drm-i915-intel_tvc-fix-build.patch
mm.patch
slub-optimize-bulk-slowpath-free-by-detached-freelist-fix.patch
page-flags-define-pg_locked-behavior-on-compound-pages-fix.patch
mm-rework-mapcount-accounting-to-enable-4k-mapping-of-thps-fix.patch
mm-hwpoison-adjust-for-new-thp-refcounting-fix.patch
mm-prepare-page_referenced-and-page_idle-to-new-thp-refcounting-checkpatch-fixes.patch
mm-increase-swap_cluster_max-to-batch-tlb-flushes-fix-fix.patch
mm-page_alloc-rename-__gfp_wait-to-__gfp_reclaim-arm-fix.patch
net-ipv4-routec-prevent-oops.patch
remove-abs64.patch
remove-abs64-fix.patch
remove-abs64-fix-fix.patch
remove-abs64-fix-fix-fix.patch
do_shared_fault-check-that-mmap_sem-is-held.patch
kernel-forkc-export-kernel_thread-to-modules.patch
slab-leaks3-default-y.patch
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