Messages in this thread | | | Subject | RE: [Bug 13484] System report Int 6 error if E820 table reserve the memory above 4G | Date | Mon, 8 Jun 2009 17:41:38 +0800 | From | "Peer Chen" <> |
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Yinghai,
The patch works, thanks.
BRs Peer Chen > -----Original Message----- > From: Yinghai Lu [mailto:yinghai@kernel.org] > Sent: Monday, June 08, 2009 2:50 PM > To: bugzilla-daemon@bugzilla.kernel.org; Ingo Molnar; H. Peter Anvin; Thomas Gleixner; H. Peter Anvin; linux-kernel@vger.kernel.org; > Peer Chen; Bernhard Walle > Subject: Re: [Bug 13484] System report Int 6 error if E820 table reserve the memory above 4G > > bugzilla-daemon@bugzilla.kernel.org wrote: > > http://bugzilla.kernel.org/show_bug.cgi?id=13484 > > > > > > > > > > > > --- Comment #3 from Peer Chen <pchen@nvidia.com> 2009-06-08 05:43:25 --- > > I'm using 64bit CPU, Intel P8400. > > > > Yes, if set CONFIG_PHYS_ADDR_T_64BIT, the problem goes away. > > > > please check > > --- > drivers/firmware/memmap.c | 12 +++++------- > include/linux/firmware-map.h | 12 ++++-------- > 2 files changed, 9 insertions(+), 15 deletions(-) > > Index: linux-2.6/drivers/firmware/memmap.c > =================================================================== > --- linux-2.6.orig/drivers/firmware/memmap.c > +++ linux-2.6/drivers/firmware/memmap.c > @@ -31,8 +31,8 @@ > * information is necessary as for the resource tree. > */ > struct firmware_map_entry { > - resource_size_t start; /* start of the memory range */ > - resource_size_t end; /* end of the memory range (incl.) */ > + u64 start; /* start of the memory range */ > + u64 end; /* end of the memory range (incl.) */ > const char *type; /* type of the memory range */ > struct list_head list; /* entry for the linked list */ > struct kobject kobj; /* kobject for each entry */ > @@ -101,7 +101,7 @@ static LIST_HEAD(map_entries); > * Common implementation of firmware_map_add() and firmware_map_add_early() > * which expects a pre-allocated struct firmware_map_entry. > **/ > -static int firmware_map_add_entry(resource_size_t start, resource_size_t end, > +static int firmware_map_add_entry(u64 start, u64 end, > const char *type, > struct firmware_map_entry *entry) > { > @@ -132,8 +132,7 @@ static int firmware_map_add_entry(resour > * > * Returns 0 on success, or -ENOMEM if no memory could be allocated. > **/ > -int firmware_map_add(resource_size_t start, resource_size_t end, > - const char *type) > +int firmware_map_add(u64 start, u64 end, const char *type) > { > struct firmware_map_entry *entry; > > @@ -157,8 +156,7 @@ int firmware_map_add(resource_size_t sta > * > * Returns 0 on success, or -ENOMEM if no memory could be allocated. > **/ > -int __init firmware_map_add_early(resource_size_t start, resource_size_t end, > - const char *type) > +int __init firmware_map_add_early(u64 start, u64 end, const char *type) > { > struct firmware_map_entry *entry; > > Index: linux-2.6/include/linux/firmware-map.h > =================================================================== > --- linux-2.6.orig/include/linux/firmware-map.h > +++ linux-2.6/include/linux/firmware-map.h > @@ -24,21 +24,17 @@ > */ > #ifdef CONFIG_FIRMWARE_MEMMAP > > -int firmware_map_add(resource_size_t start, resource_size_t end, > - const char *type); > -int firmware_map_add_early(resource_size_t start, resource_size_t end, > - const char *type); > +int firmware_map_add(u64 start, u64 end, const char *type); > +int firmware_map_add_early(u64 start, u64 end, const char *type); > > #else /* CONFIG_FIRMWARE_MEMMAP */ > > -static inline int firmware_map_add(resource_size_t start, resource_size_t end, > - const char *type) > +static inline int firmware_map_add(u64 start, u64 end, const char *type) > { > return 0; > } > > -static inline int firmware_map_add_early(resource_size_t start, > - resource_size_t end, const char *type) > +static inline int firmware_map_add_early(u64 start, u64 end, const char *type) > { > return 0; > } ----------------------------------------------------------------------------------- This email message is for the sole use of the intended recipient(s) and may contain confidential information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply email and destroy all copies of the original message. -----------------------------------------------------------------------------------
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