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Fix compilation on RHEL <9.x

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Signed-off-by: Robert Baldyga <robert.baldyga@huawei.com>
This commit is contained in:
Robert Baldyga 2024-07-11 15:19:11 +02:00
parent 0cf71d4842
commit 4b693a5ecd
1 changed files with 19 additions and 18 deletions
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37
modules/cas_cache/exp_obj.c
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@ -31,25 +31,26 @@ static inline void bd_release_from_disk(struct block_device *bdev,
return bd_unlink_disk_holder(bdev, disk);
}
#ifdef RHEL_MAJOR
#if RHEL_MAJOR >= 9
#define KRETURN(x) return
#define MAKE_RQ_RET_TYPE void
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
#define KRETURN(x) return
#define MAKE_RQ_RET_TYPE void
#elif LINUX_VERSION_CODE >= KERNEL_VERSION(4, 3, 0)
#define KRETURN(x) ({ return (x); })
#define MAKE_RQ_RET_TYPE blk_qc_t
#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0)
#define KRETURN(x) return
#define MAKE_RQ_RET_TYPE void
#else
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
#define KRETURN(x) return
#define MAKE_RQ_RET_TYPE void
#elif LINUX_VERSION_CODE >= KERNEL_VERSION(4, 3, 0)
#define KRETURN(x) ({ return (x); })
#define MAKE_RQ_RET_TYPE blk_qc_t
#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0)
#define KRETURN(x) return
#define MAKE_RQ_RET_TYPE void
#else
#define KRETURN(x) ({ return (x); })
#define MAKE_RQ_RET_TYPE int
#endif
#define KRETURN(x) ({ return (x); })
#define MAKE_RQ_RET_TYPE int
#endif
/* For RHEL 9.x we assume backport from kernel 5.18+ */
#ifdef RHEL_MAJOR
#if RHEL_MAJOR >= 9
#define KRETURN(x) return
#define MAKE_RQ_RET_TYPE void
#endif
#endif
int __init cas_init_exp_objs(void)