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authorJason Gunthorpe <[email protected]>2023-08-15 10:01:26 -0300
committerJason Gunthorpe <[email protected]>2023-08-15 10:01:26 -0300
commita35762dd14adb952442e487d8dad4bb50b614b2b (patch)
tree4d21de11837f293860db8abbea8db161f1018edb /include/linux/prefetch.h
parent23a1b46f15d57583927742738579363f179942b1 (diff)
parent2ccdd1b13c591d306f0401d98dedc4bdcd02b421 (diff)
Merge tag 'v6.5-rc6' into iommufd for-next
Required for following patches. Resolve merge conflict by using the hunk from the for-next branch and shifting the iommufd_object_deref_user() into iommufd_hw_pagetable_put() Signed-off-by: Jason Gunthorpe <[email protected]>
Diffstat (limited to 'include/linux/prefetch.h')
-rw-r--r--include/linux/prefetch.h7
1 files changed, 1 insertions, 6 deletions
diff --git a/include/linux/prefetch.h b/include/linux/prefetch.h
index b83a3f944f28..b068e2e60939 100644
--- a/include/linux/prefetch.h
+++ b/include/linux/prefetch.h
@@ -25,11 +25,10 @@ struct page;
prefetch() should be defined by the architecture, if not, the
#define below provides a no-op define.
- There are 3 prefetch() macros:
+ There are 2 prefetch() macros:
prefetch(x) - prefetches the cacheline at "x" for read
prefetchw(x) - prefetches the cacheline at "x" for write
- spin_lock_prefetch(x) - prefetches the spinlock *x for taking
there is also PREFETCH_STRIDE which is the architecure-preferred
"lookahead" size for prefetching streamed operations.
@@ -44,10 +43,6 @@ struct page;
#define prefetchw(x) __builtin_prefetch(x,1)
#endif
-#ifndef ARCH_HAS_SPINLOCK_PREFETCH
-#define spin_lock_prefetch(x) prefetchw(x)
-#endif
-
#ifndef PREFETCH_STRIDE
#define PREFETCH_STRIDE (4*L1_CACHE_BYTES)
#endif