[xen staging] PCI: remove unused pcidevs_trylock()

[patchbot@xxxxxxx]

commit 2a5f9f6a6932214fda76b9b3c03e024772882d34
Author:     Juergen Gross <jgross@xxxxxxxx>
AuthorDate: Fri Nov 6 10:48:44 2020 +0100
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Fri Nov 6 10:48:44 2020 +0100

    PCI: remove unused pcidevs_trylock()
    
    pcidevs_trylock() is used nowhere, so remove it.
    
    Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
    Reviewed-by: Paul Durrant <paul@xxxxxxx>
---
 xen/drivers/passthrough/pci.c | 5 -----
 xen/include/xen/pci.h         | 1 -
 2 files changed, 6 deletions(-)

diff --git a/xen/drivers/passthrough/pci.c b/xen/drivers/passthrough/pci.c
index 2a3bce1462..51e584127e 100644
--- a/xen/drivers/passthrough/pci.c
+++ b/xen/drivers/passthrough/pci.c
@@ -69,11 +69,6 @@ bool_t pcidevs_locked(void)
     return !!spin_is_locked(&_pcidevs_lock);
 }
 
-bool_t pcidevs_trylock(void)
-{
-    return !!spin_trylock_recursive(&_pcidevs_lock);
-}
-
 static struct radix_tree_root pci_segments;
 
 static inline struct pci_seg *get_pseg(u16 seg)
diff --git a/xen/include/xen/pci.h b/xen/include/xen/pci.h
index c4d3879761..20a54a5bb4 100644
--- a/xen/include/xen/pci.h
+++ b/xen/include/xen/pci.h
@@ -148,7 +148,6 @@ struct pci_dev {
 void pcidevs_lock(void);
 void pcidevs_unlock(void);
 bool_t __must_check pcidevs_locked(void);
-bool_t __must_check pcidevs_trylock(void);
 
 bool_t pci_known_segment(u16 seg);
 bool_t pci_device_detect(u16 seg, u8 bus, u8 dev, u8 func);
--
generated by git-patchbot for /home/xen/git/xen.git#staging