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Commit d649dafd authored by Linus Torvalds's avatar Linus Torvalds
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Merge master.kernel.org:/home/rmk/linux-2.6-arm 

* master.kernel.org:/home/rmk/linux-2.6-arm:
  [ARM] 3508/1: Update collie defconfig
  [ARM] Fix thread struct allocator for SMP case
  [ARM] Update mach-types
  [ARM] Update versatile_defconfig
parents 2bf9d6d0 41b11afb
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Showing with 607 additions and 339 deletions
arch/arm/configs/collie_defconfig
View file @ d649dafd
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arch/arm/configs/versatile_defconfig
View file @ d649dafd
This diff is collapsed.
arch/arm/kernel/process.c
View file @ d649dafd
......@@ -264,8 +264,12 @@ void show_fpregs(struct user_fp *regs)
/*
* Task structure and kernel stack allocation.
*/
static unsigned long *thread_info_head;
static unsigned int nr_thread_info;
struct thread_info_list {
unsigned long *head;
unsigned int nr;
};
static DEFINE_PER_CPU(struct thread_info_list, thread_info_list) = { NULL, 0 };
#define EXTRA_TASK_STRUCT 4
......@@ -274,12 +278,15 @@ struct thread_info *alloc_thread_info(struct task_struct *task)
struct thread_info *thread = NULL;
if (EXTRA_TASK_STRUCT) {
unsigned long *p = thread_info_head;
struct thread_info_list *th = &get_cpu_var(thread_info_list);
unsigned long *p = th->head;
if (p) {
thread_info_head = (unsigned long *)p[0];
nr_thread_info -= 1;
th->head = (unsigned long *)p[0];
th->nr -= 1;
}
put_cpu_var(thread_info_list);
thread = (struct thread_info *)p;
}
......@@ -300,13 +307,19 @@ struct thread_info *alloc_thread_info(struct task_struct *task)
void free_thread_info(struct thread_info *thread)
{
if (EXTRA_TASK_STRUCT && nr_thread_info < EXTRA_TASK_STRUCT) {
unsigned long *p = (unsigned long *)thread;
p[0] = (unsigned long)thread_info_head;
thread_info_head = p;
nr_thread_info += 1;
} else
free_pages((unsigned long)thread, THREAD_SIZE_ORDER);
if (EXTRA_TASK_STRUCT) {
struct thread_info_list *th = &get_cpu_var(thread_info_list);
if (th->nr < EXTRA_TASK_STRUCT) {
unsigned long *p = (unsigned long *)thread;
p[0] = th->head;
th->head = p;
th->nr += 1;
put_cpu_var(thread_info_list);
return;
}
put_cpu_var(thread_info_list);
}
free_pages((unsigned long)thread, THREAD_SIZE_ORDER);
}
/*
......
arch/arm/tools/mach-types
View file @ d649dafd
......@@ -12,7 +12,7 @@
#
# http://www.arm.linux.org.uk/developer/machines/?action=new
#
# Last update: Mon Feb 20 10:18:02 2006
# Last update: Mon May 8 20:11:05 2006
#
# machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number
#
......@@ -566,8 +566,8 @@ switchgrass MACH_SWITCHGRASS SWITCHGRASS 549
ens_cmu MACH_ENS_CMU ENS_CMU 550
mm6_sdb MACH_MM6_SDB MM6_SDB 551
saturn MACH_SATURN SATURN 552
argonplusevb MACH_ARGONPLUSEVB ARGONPLUSEVB 553
scma11evb MACH_SCMA11EVB SCMA11EVB 554
i30030evb MACH_ARGONPLUSEVB ARGONPLUSEVB 553
mxc27530evb MACH_SCMA11EVB SCMA11EVB 554
smdk2800 MACH_SMDK2800 SMDK2800 555
mtwilson MACH_MTWILSON MTWILSON 556
ziti MACH_ZITI ZITI 557
......@@ -647,7 +647,7 @@ sendt MACH_SENDT SENDT 630
mx2jazz MACH_MX2JAZZ MX2JAZZ 631
multiio MACH_MULTIIO MULTIIO 632
hrdisplay MACH_HRDISPLAY HRDISPLAY 633
scma11bb MACH_SCMA11BB SCMA11BB 634
mxc27530ads MACH_SCMA11BB SCMA11BB 634
trizeps3 MACH_TRIZEPS3 TRIZEPS3 635
zefeerdza MACH_ZEFEERDZA ZEFEERDZA 636
zefeerdzb MACH_ZEFEERDZB ZEFEERDZB 637
......@@ -721,7 +721,7 @@ gp32 MACH_GP32 GP32 706
gem MACH_GEM GEM 707
i858 MACH_I858 I858 708
hx2750 MACH_HX2750 HX2750 709
zeusevb MACH_ZEUSEVB ZEUSEVB 710
mxc91131evb MACH_ZEUSEVB ZEUSEVB 710
p700 MACH_P700 P700 711
cpe MACH_CPE CPE 712
spitz MACH_SPITZ SPITZ 713
......@@ -802,7 +802,7 @@ cpuat91 MACH_CPUAT91 CPUAT91 787
rea9200 MACH_REA9200 REA9200 788
acts_pune_sa1110 MACH_ACTS_PUNE_SA1110 ACTS_PUNE_SA1110 789
ixp425 MACH_IXP425 IXP425 790
argonplusodyssey MACH_ARGONPLUSODYSSEY ARGONPLUSODYSSEY 791
i30030ads MACH_ARGONPLUSODYSSEY ARGONPLUSODYSSEY 791
perch MACH_PERCH PERCH 792
eis05r1 MACH_EIS05R1 EIS05R1 793
pepperpad MACH_PEPPERPAD PEPPERPAD 794
......@@ -827,7 +827,7 @@ micro9l MACH_MICRO9L MICRO9L 812
uc5471dsp MACH_UC5471DSP UC5471DSP 813
sj5471eng MACH_SJ5471ENG SJ5471ENG 814
none MACH_CMPXA26X CMPXA26X 815
nc MACH_NC NC 816
nc1 MACH_NC NC 816
omap_palmte MACH_OMAP_PALMTE OMAP_PALMTE 817
ajax52x MACH_AJAX52X AJAX52X 818
siriustar MACH_SIRIUSTAR SIRIUSTAR 819
......@@ -930,7 +930,7 @@ netclient MACH_NETCLIENT NETCLIENT 916
xscale_palmtt5 MACH_XSCALE_PALMTT5 XSCALE_PALMTT5 917
xscale_palmtc MACH_OMAP_PALMTC OMAP_PALMTC 918
omap_apollon MACH_OMAP_APOLLON OMAP_APOLLON 919
argonlvevb MACH_ARGONLVEVB ARGONLVEVB 920
mxc30030evb MACH_ARGONLVEVB ARGONLVEVB 920
rea_2d MACH_REA_2D REA_2D 921
eti3e524 MACH_TI3E524 TI3E524 922
ateb9200 MACH_ATEB9200 ATEB9200 923
......@@ -965,7 +965,78 @@ sisteron MACH_SISTERON SISTERON 951
rx1950 MACH_RX1950 RX1950 952
tsc_venus MACH_TSC_VENUS TSC_VENUS 953
ds101j MACH_DS101J DS101J 954
mxc300_30ads MACH_MXC30030ADS MXC30030ADS 955
mxc30030ads MACH_MXC30030ADS MXC30030ADS 955
fujitsu_wimaxsoc MACH_FUJITSU_WIMAXSOC FUJITSU_WIMAXSOC 956
dualpcmodem MACH_DUALPCMODEM DUALPCMODEM 957
gesbc9312 MACH_GESBC9312 GESBC9312 958
htcapache MACH_HTCAPACHE HTCAPACHE 959
ixdp435 MACH_IXDP435 IXDP435 960
catprovt100 MACH_CATPROVT100 CATPROVT100 961
picotux1xx MACH_PICOTUX1XX PICOTUX1XX 962
picotux2xx MACH_PICOTUX2XX PICOTUX2XX 963
dsmg600 MACH_DSMG600 DSMG600 964
empc2 MACH_EMPC2 EMPC2 965
ventura MACH_VENTURA VENTURA 966
phidget_sbc MACH_PHIDGET_SBC PHIDGET_SBC 967
ij3k MACH_IJ3K IJ3K 968
pisgah MACH_PISGAH PISGAH 969
omap_fsample MACH_OMAP_FSAMPLE OMAP_FSAMPLE 970
sg720 MACH_SG720 SG720 971
redfox MACH_REDFOX REDFOX 972
mysh_ep9315_1 MACH_MYSH_EP9315_1 MYSH_EP9315_1 973
tpf106 MACH_TPF106 TPF106 974
at91rm9200kg MACH_AT91RM9200KG AT91RM9200KG 975
racemt2 MACH_SLEDB SLEDB 976
ontrack MACH_ONTRACK ONTRACK 977
pm1200 MACH_PM1200 PM1200 978
ess24562 MACH_ESS24XXX ESS24XXX 979
coremp7 MACH_COREMP7 COREMP7 980
nexcoder_6446 MACH_NEXCODER_6446 NEXCODER_6446 981
stvc8380 MACH_STVC8380 STVC8380 982
teklynx MACH_TEKLYNX TEKLYNX 983
carbonado MACH_CARBONADO CARBONADO 984
sysmos_mp730 MACH_SYSMOS_MP730 SYSMOS_MP730 985
snapper_cl15 MACH_SNAPPER_CL15 SNAPPER_CL15 986
pgigim MACH_PGIGIM PGIGIM 987
ptx9160p2 MACH_PTX9160P2 PTX9160P2 988
dcore1 MACH_DCORE1 DCORE1 989
victorpxa MACH_VICTORPXA VICTORPXA 990
mx2dtb MACH_MX2DTB MX2DTB 991
pxa_irex_er0100 MACH_PXA_IREX_ER0100 PXA_IREX_ER0100 992
omap_palmz71 MACH_OMAP_PALMZ71 OMAP_PALMZ71 993
bartec_deg MACH_BARTEC_DEG BARTEC_DEG 994
hw50251 MACH_HW50251 HW50251 995
ibox MACH_IBOX IBOX 996
atlaslh7a404 MACH_ATLASLH7A404 ATLASLH7A404 997
pt2026 MACH_PT2026 PT2026 998
htcalpine MACH_HTCALPINE HTCALPINE 999
bartec_vtu MACH_BARTEC_VTU BARTEC_VTU 1000
vcoreii MACH_VCOREII VCOREII 1001
pdnb3 MACH_PDNB3 PDNB3 1002
htcbeetles MACH_HTCBEETLES HTCBEETLES 1003
s3c6400 MACH_S3C6400 S3C6400 1004
s3c2443 MACH_S3C2443 S3C2443 1005
omap_ldk MACH_OMAP_LDK OMAP_LDK 1006
smdk2460 MACH_SMDK2460 SMDK2460 1007
smdk2440 MACH_SMDK2440 SMDK2440 1008
smdk2412 MACH_SMDK2412 SMDK2412 1009
webbox MACH_WEBBOX WEBBOX 1010
cwwndp MACH_CWWNDP CWWNDP 1011
dragon MACH_DRAGON DRAGON 1012
opendo_cpu_board MACH_OPENDO_CPU_BOARD OPENDO_CPU_BOARD 1013
ccm2200 MACH_CCM2200 CCM2200 1014
etwarm MACH_ETWARM ETWARM 1015
m93030 MACH_M93030 M93030 1016
cc7u MACH_CC7U CC7U 1017
mtt_ranger MACH_MTT_RANGER MTT_RANGER 1018
nexus MACH_NEXUS NEXUS 1019
desman MACH_DESMAN DESMAN 1020
bkde303 MACH_BKDE303 BKDE303 1021
smdk2413 MACH_SMDK2413 SMDK2413 1022
aml_m7200 MACH_AML_M7200 AML_M7200 1023
aml_m5900 MACH_AML_M5900 AML_M5900 1024
sg640 MACH_SG640 SG640 1025
edg79524 MACH_EDG79524 EDG79524 1026
ai2410 MACH_AI2410 AI2410 1027
ixp465 MACH_IXP465 IXP465 1028
balloon3 MACH_BALLOON3 BALLOON3 1029
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