diff options
| author | Ian Campbell <ian.campbell@citrix.com> | 2010-11-03 12:35:04 +0000 |
|---|---|---|
| committer | Ian Campbell <ian.campbell@citrix.com> | 2010-11-03 12:35:04 +0000 |
| commit | c894e6dae793aef1b08bfd6b56e93b828e0cbf2e (patch) | |
| tree | 63daafea8b4aa357e3b4f6adaf3fb763eb91b2da /tools/libxc/xc_pm.c | |
| parent | f0188031b64c3c83e6dc2dd85767800b439ac704 (diff) | |
| download | xen-c894e6dae793aef1b08bfd6b56e93b828e0cbf2e.tar.gz xen-c894e6dae793aef1b08bfd6b56e93b828e0cbf2e.tar.bz2 xen-c894e6dae793aef1b08bfd6b56e93b828e0cbf2e.zip | |
libxc: fix bounce buffers in xc_pm_get_cx_stat and xc_pm_get_pxstat
We should bounce the buffers themselves, not the pointers to them!
Error introduced by 22292:a1b39d2b9001 and reported by Yang Z Zhang.
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: Ian Jackson <ian.jackson@eu.citrix.com>
Diffstat (limited to 'tools/libxc/xc_pm.c')
| -rw-r--r-- | tools/libxc/xc_pm.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/tools/libxc/xc_pm.c b/tools/libxc/xc_pm.c index fd88c38b1f..590e15d623 100644 --- a/tools/libxc/xc_pm.c +++ b/tools/libxc/xc_pm.c @@ -46,8 +46,8 @@ int xc_pm_get_pxstat(xc_interface *xch, int cpuid, struct xc_px_stat *pxpt) { DECLARE_SYSCTL; /* Sizes unknown until xc_pm_get_max_px */ - DECLARE_NAMED_HYPERCALL_BOUNCE(trans, &pxpt->trans_pt, 0, XC_HYPERCALL_BUFFER_BOUNCE_BOTH); - DECLARE_NAMED_HYPERCALL_BOUNCE(pt, &pxpt->pt, 0, XC_HYPERCALL_BUFFER_BOUNCE_BOTH); + DECLARE_NAMED_HYPERCALL_BOUNCE(trans, pxpt->trans_pt, 0, XC_HYPERCALL_BUFFER_BOUNCE_BOTH); + DECLARE_NAMED_HYPERCALL_BOUNCE(pt, pxpt->pt, 0, XC_HYPERCALL_BUFFER_BOUNCE_BOTH); int max_px, ret; @@ -124,8 +124,8 @@ int xc_pm_get_max_cx(xc_interface *xch, int cpuid, int *max_cx) int xc_pm_get_cxstat(xc_interface *xch, int cpuid, struct xc_cx_stat *cxpt) { DECLARE_SYSCTL; - DECLARE_NAMED_HYPERCALL_BOUNCE(triggers, &cxpt->triggers, 0, XC_HYPERCALL_BUFFER_BOUNCE_BOTH); - DECLARE_NAMED_HYPERCALL_BOUNCE(residencies, &cxpt->residencies, 0, XC_HYPERCALL_BUFFER_BOUNCE_BOTH); + DECLARE_NAMED_HYPERCALL_BOUNCE(triggers, cxpt->triggers, 0, XC_HYPERCALL_BUFFER_BOUNCE_BOTH); + DECLARE_NAMED_HYPERCALL_BOUNCE(residencies, cxpt->residencies, 0, XC_HYPERCALL_BUFFER_BOUNCE_BOTH); int max_cx, ret; if( !cxpt || !(cxpt->triggers) || !(cxpt->residencies) ) |