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Gentoo's Bugzilla – Attachment 502804 Details for
Bug 617876
net-misc/dahdi-2.11.1 : /.../dahdi-base.c:5954:7: error: implicit declaration of function ‘signal_pending’ [-Werror=implicit-function-declaration]
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[patch]
atomic read patch
0002-atomic_read-refcount_read.patch (text/plain), 3.32 KB, created by
Jaco Kroon
on 2017-11-06 14:07:07 UTC
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Description:
atomic read patch
Filename:
MIME Type:
Creator:
Jaco Kroon
Created:
2017-11-06 14:07:07 UTC
Size:
3.32 KB
patch
obsolete
>From 40f3f360fe1b7a5f84baa5ff215439fec9cc736e Mon Sep 17 00:00:00 2001 >From: Shaun Ruffell <sruffell@digium.com> >Date: Thu, 1 Jun 2017 12:16:54 -0500 >Subject: [PATCH 2/2] 'atomic_read()' -> refcount_read()' > >The upstream 4.11 kernel, in commit (10383aea2f445bce9b2a2b308def08134b438c8e >"kref: Implement 'struct kref' using refcount_t"), changed refcount type on kref >objects. We now need to use refcount_read to read them. > >Signed-off-by: Shaun Ruffell <sruffell@digium.com> >--- > drivers/dahdi/dahdi_dynamic.c | 2 +- > drivers/dahdi/xpp/xbus-core.c | 2 +- > drivers/dahdi/xpp/xbus-sysfs.c | 2 +- > drivers/dahdi/xpp/xpp_dahdi.c | 2 +- > include/dahdi/kernel.h | 3 +++ > 5 files changed, 7 insertions(+), 4 deletions(-) > >diff --git a/drivers/dahdi/dahdi_dynamic.c b/drivers/dahdi/dahdi_dynamic.c >index 5be3b978..0a37e2af 100644 >--- a/drivers/dahdi/dahdi_dynamic.c >+++ b/drivers/dahdi/dahdi_dynamic.c >@@ -467,7 +467,7 @@ static int _destroy_dynamic(struct dahdi_dynamic_span *dds) > > /* We shouldn't have more than the two references at this point. If > * we do, there are probably channels that are still opened. */ >- if (atomic_read(&d->kref.refcount) > 2) { >+ if (refcount_read(&d->kref.refcount) > 2) { > dynamic_put(d); > return -EBUSY; > } >diff --git a/drivers/dahdi/xpp/xbus-core.c b/drivers/dahdi/xpp/xbus-core.c >index f98a2b94..4281f1c4 100644 >--- a/drivers/dahdi/xpp/xbus-core.c >+++ b/drivers/dahdi/xpp/xbus-core.c >@@ -244,7 +244,7 @@ int refcount_xbus(xbus_t *xbus) > { > struct kref *kref = &xbus->kref; > >- return atomic_read(&kref->refcount); >+ return refcount_read(&kref->refcount); > } > > /*------------------------- Frame Handling ------------------------*/ >diff --git a/drivers/dahdi/xpp/xbus-sysfs.c b/drivers/dahdi/xpp/xbus-sysfs.c >index 8e81670c..2d8e676c 100644 >--- a/drivers/dahdi/xpp/xbus-sysfs.c >+++ b/drivers/dahdi/xpp/xbus-sysfs.c >@@ -1000,7 +1000,7 @@ void xbus_sysfs_remove(xbus_t *xbus) > return; > } > XBUS_DBG(DEVICES, xbus, "going to unregister: refcount=%d\n", >- atomic_read(&astribank->kobj.kref.refcount)); >+ refcount_read(&astribank->kobj.kref.refcount)); > BUG_ON(dev_get_drvdata(astribank) != xbus); > device_unregister(astribank); > dev_set_drvdata(astribank, NULL); >diff --git a/drivers/dahdi/xpp/xpp_dahdi.c b/drivers/dahdi/xpp/xpp_dahdi.c >index c58d720d..6c80df7e 100644 >--- a/drivers/dahdi/xpp/xpp_dahdi.c >+++ b/drivers/dahdi/xpp/xpp_dahdi.c >@@ -124,7 +124,7 @@ int refcount_xpd(xpd_t *xpd) > { > struct kref *kref = &xpd->kref; > >- return atomic_read(&kref->refcount); >+ return refcount_read(&kref->refcount); > } > > xpd_t *get_xpd(const char *msg, xpd_t *xpd) >diff --git a/include/dahdi/kernel.h b/include/dahdi/kernel.h >index 34e906a0..819fad11 100644 >--- a/include/dahdi/kernel.h >+++ b/include/dahdi/kernel.h >@@ -1410,6 +1410,8 @@ static inline short dahdi_txtone_nextsample(struct dahdi_chan *ss) > /*! Maximum audio mask */ > #define DAHDI_FORMAT_AUDIO_MASK ((1 << 16) - 1) > >+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0) >+#define refcount_read atomic_read > #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 16, 0) > > /* DAHDI only was using the xxx_clear_bit variants. */ >@@ -1539,6 +1541,7 @@ static inline int strcasecmp(const char *s1, const char *s2) > #endif /* 2.6.31 */ > #endif /* 3.10.0 */ > #endif /* 3.16.0 */ >+#endif /* 4.11.0 */ > > #ifndef DEFINE_SPINLOCK > #define DEFINE_SPINLOCK(x) spinlock_t x = SPIN_LOCK_UNLOCKED >-- >2.13.0 >
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