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scst/include/backport.h: Fix backport for newer stable kernels

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Fixes: https://github.com/SCST-project/scst/pull/382
This commit is contained in:
Gleb Chesnokov
2026-08-17 21:43:33 +03:00
parent 98f5f06076
commit 9de031ae1a
1 changed files with 14 additions and 2 deletions
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scst/include/backport.h
+14 -2
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@@ -1716,10 +1716,16 @@ static inline struct kmem_cache *kmem_cache_create_usercopy(const char *name,
sizeof_field(struct __struct, __field), NULL)
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(7, 0, 0)
#if LINUX_VERSION_CODE < KERNEL_VERSION(7, 0, 0) && \
(LINUX_VERSION_CODE >> 8 != KERNEL_VERSION(6, 18, 0) >> 8 || \
LINUX_VERSION_CODE < KERNEL_VERSION(6, 18, 39)) && \
(LINUX_VERSION_CODE >> 8 != KERNEL_VERSION(6, 12, 0) >> 8 || \
LINUX_VERSION_CODE < KERNEL_VERSION(6, 12, 97))
/*
* See also commit e19e1b480ac7 ("add default_gfp() helper macro and use it
* in the new *alloc_obj() helpers") # v7.0.
* See also commit 50c26b461b8e # v6.18.39.
* See also commit 62554fc32b08 # v6.12.97.
*/
#define __default_gfp(a,...) a
#define default_gfp(...) __default_gfp(__VA_ARGS__ __VA_OPT__(,) GFP_KERNEL)
@@ -1793,9 +1799,15 @@ static inline struct kmem_cache *kmem_cache_create_usercopy(const char *name,
__alloc_objs(kvzalloc, default_gfp(__VA_ARGS__), typeof(P), COUNT)
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(7, 0, 0)
#if LINUX_VERSION_CODE < KERNEL_VERSION(7, 0, 0) && \
(LINUX_VERSION_CODE >> 8 != KERNEL_VERSION(6, 18, 0) >> 8 || \
LINUX_VERSION_CODE < KERNEL_VERSION(6, 18, 39)) && \
(LINUX_VERSION_CODE >> 8 != KERNEL_VERSION(6, 12, 0) >> 8 || \
LINUX_VERSION_CODE < KERNEL_VERSION(6, 12, 97))
/*
* See also commit e4c8b46b924e ("slab: Introduce kmalloc_flex() and family") # v7.0.
* See also commit 2dca62902eb3 # v6.18.39.
* See also commit 5be0caeeb9a3 # v6.12.97.
*/
#define __alloc_flex(KMALLOC, GFP, TYPE, FAM, COUNT) \
({ \