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PCI: Uninline PCI bus accessors for better ftracing 

The PCI bus config accessors could be inlined into other accessor
functions, which makes it so they can't be traced.  Force them to never be
inlined so that ftrace can hook into these functions.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Keith Busch 2018-09-18 17:58:37 -06:00 committed by Bjorn Helgaas
parent 62b36c3ea6
commit 5180fd9135
1 changed files with 2 additions and 2 deletions
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4
drivers/pci/access.c
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@ -33,7 +33,7 @@ DEFINE_RAW_SPINLOCK(pci_lock);
#endif
#define PCI_OP_READ(size, type, len) \
int pci_bus_read_config_##size \
int noinline pci_bus_read_config_##size \
(struct pci_bus *bus, unsigned int devfn, int pos, type *value) \
{ \
int res; \
@ -48,7 +48,7 @@ int pci_bus_read_config_##size \
}
#define PCI_OP_WRITE(size, type, len) \
int pci_bus_write_config_##size \
int noinline pci_bus_write_config_##size \
(struct pci_bus *bus, unsigned int devfn, int pos, type value) \
{ \
int res; \