iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

powerpc/rfi-flush: Call setup_rfi_flush() after LPM migration

Browse Source 
We might have migrated to a machine that uses a different flush type,
or doesn't need flushing at all.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Michael Ellerman 2018-03-14 19:40:42 -03:00
parent 0063d61ccf
commit 921bc6cf80
3 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/powerpc/platforms/pseries/mobility.c
View File

@ -348,6 +348,9 @@ void post_mobility_fixup(void)
printk(KERN_ERR "Post-mobility device tree update " printk(KERN_ERR "Post-mobility device tree update "
"failed: %d\n", rc); "failed: %d\n", rc);
/* Possibly switch to a new RFI flush type */
pseries_setup_rfi_flush();
return; return;
} }

2
arch/powerpc/platforms/pseries/pseries.h
View File

@ -108,4 +108,6 @@ static inline unsigned long cmo_get_page_size(void)
int dlpar_workqueue_init(void); int dlpar_workqueue_init(void);
void pseries_setup_rfi_flush(void);
#endif /* _PSERIES_PSERIES_H */ #endif /* _PSERIES_PSERIES_H */

2
arch/powerpc/platforms/pseries/setup.c
View File

@ -459,7 +459,7 @@ static void __init find_and_init_phbs(void)
of_pci_check_probe_only(); of_pci_check_probe_only();
} }
static void pseries_setup_rfi_flush(void) void pseries_setup_rfi_flush(void)
{ {
struct h_cpu_char_result result; struct h_cpu_char_result result;
enum l1d_flush_type types; enum l1d_flush_type types;