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scst: Fix percpu-ref reinitialization for RHEL 8 / CentOS 8 (trunk r9319)

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git-svn-id: http://svn.code.sf.net/p/scst/svn/branches/3.5.x@9451 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2021-06-24 03:46:44 +00:00
parent 50d2c62f73
commit 6f5ae3261a
1 changed files with 2 additions and 0 deletions
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2
scst/include/backport.h
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@@ -1172,12 +1172,14 @@ static inline int pcie_capability_read_dword(struct pci_dev *dev, int pos,
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 3, 0)
#if !defined(RHEL_MAJOR) || RHEL_MAJOR -0 < 8
/*
* See also commit 09ed79d6d75f ("percpu_ref: introduce PERCPU_REF_ALLOW_REINIT
* flag") # v5.3.
*/
#define PERCPU_REF_ALLOW_REINIT 0
#endif
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0)
#define PERCPU_COUNT_BIAS (1U << 31)