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author | Jason Gunthorpe <jgg@mellanox.com> | 2019-09-12 12:49:56 -0300 |
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committer | Jason Gunthorpe <jgg@mellanox.com> | 2019-09-13 16:59:51 -0300 |
commit | 75c66515e4fea4e9bb488b6125e014220f846c61 (patch) | |
tree | a7a79ca9a05da74fd3fd74b1c8c3e1cb2901c167 /arch/arm/mm/init.c | |
parent | IB/iser: Support up to 16MB data transfer in a single command (diff) | |
parent | Linux 5.3-rc8 (diff) | |
download | linux-dev-75c66515e4fea4e9bb488b6125e014220f846c61.tar.xz linux-dev-75c66515e4fea4e9bb488b6125e014220f846c61.zip |
Merge tag 'v5.3-rc8' into rdma.git for-next
To resolve dependencies in following patches
mlx5_ib.h conflict resolved by keeing both hunks
Linux 5.3-rc8
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'arch/arm/mm/init.c')
-rw-r--r-- | arch/arm/mm/init.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 16d373d587c4..b4be3baa83d4 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -175,6 +175,11 @@ static void __init zone_sizes_init(unsigned long min, unsigned long max_low, #ifdef CONFIG_HAVE_ARCH_PFN_VALID int pfn_valid(unsigned long pfn) { + phys_addr_t addr = __pfn_to_phys(pfn); + + if (__phys_to_pfn(addr) != pfn) + return 0; + return memblock_is_map_memory(__pfn_to_phys(pfn)); } EXPORT_SYMBOL(pfn_valid); @@ -628,7 +633,8 @@ static void update_sections_early(struct section_perm perms[], int n) if (t->flags & PF_KTHREAD) continue; for_each_thread(t, s) - set_section_perms(perms, n, true, s->mm); + if (s->mm) + set_section_perms(perms, n, true, s->mm); } set_section_perms(perms, n, true, current->active_mm); set_section_perms(perms, n, true, &init_mm); |