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resctl: stub out functions with Linux-only APIs used

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The flock() function and d_type field in struct dirent are not portable
to the mingw platform.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrangé 2018-01-25 17:42:36 +00:00
parent 4e13fb02fe
commit a020ab03fd
1 changed files with 47 additions and 0 deletions
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47
src/util/virresctrl.c
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@ -295,6 +295,7 @@ virResctrlAllocNew(void)
/* Common functions */
#ifdef __linux__
static int
virResctrlLockInternal(int op)
{
@ -321,6 +322,20 @@ virResctrlLockWrite(void)
return virResctrlLockInternal(LOCK_EX);
}
#else
static inline int
virResctrlLockWrite(void)
{
virReportSystemError(ENOSYS, "%s",
_("resctrlfs not supported on this platform"));
return -1;
}
#endif
static int
virResctrlUnlock(int fd)
@ -328,6 +343,7 @@ virResctrlUnlock(int fd)
if (fd == -1)
return 0;
#ifdef __linux__
/* The lock gets unlocked by closing the fd, which we need to do anyway in
* order to clean up properly */
if (VIR_CLOSE(fd) < 0) {
@ -338,6 +354,7 @@ virResctrlUnlock(int fd)
virReportSystemError(errno, "%s", _("Cannot unlock resctrlfs"));
return -1;
}
#endif /* ! __linux__ */
return 0;
}
@ -369,6 +386,8 @@ virResctrlInfoIsEmpty(virResctrlInfoPtr resctrl)
}
#ifdef __linux__
int
virResctrlGetInfo(virResctrlInfoPtr resctrl)
{
@ -495,6 +514,18 @@ virResctrlGetInfo(virResctrlInfoPtr resctrl)
return ret;
}
#else /* ! __linux__ */
int
virResctrlGetInfo(virResctrlInfoPtr resctrl ATTRIBUTE_UNUSED)
{
virReportSystemError(ENOSYS, "%s",
_("Cache tune not supported on this platform"));
return -1;
}
#endif /* ! __linux__ */
int
virResctrlInfoGetCache(virResctrlInfoPtr resctrl,
@ -632,6 +663,8 @@ virResctrlAllocGetType(virResctrlAllocPtr resctrl,
}
#ifdef __linux__
static int
virResctrlAllocUpdateMask(virResctrlAllocPtr resctrl,
unsigned int level,
@ -659,6 +692,8 @@ virResctrlAllocUpdateMask(virResctrlAllocPtr resctrl,
return virBitmapCopy(a_type->masks[cache], mask);
}
#endif
static int
virResctrlAllocUpdateSize(virResctrlAllocPtr resctrl,
@ -878,6 +913,8 @@ virResctrlAllocFormat(virResctrlAllocPtr resctrl)
}
#ifdef __linux__
static int
virResctrlAllocParseProcessCache(virResctrlInfoPtr resctrl,
virResctrlAllocPtr alloc,
@ -1180,7 +1217,17 @@ virResctrlAllocGetUnused(virResctrlInfoPtr resctrl)
goto cleanup;
}
#else /* ! __linux__ */
virResctrlAllocPtr
virResctrlAllocGetUnused(virResctrlInfoPtr resctrl ATTRIBUTE_UNUSED)
{
virReportSystemError(ENOSYS, "%s",
_("Cache tune not supported on this platform"));
return NULL;
}
#endif /* ! __linux__ */
static int
virResctrlAllocSetMask(virResctrlAllocPerTypePtr a_type,