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author | Will Deacon <will@kernel.org> | 2020-05-28 18:03:40 +0100 |
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committer | Will Deacon <will@kernel.org> | 2020-05-28 18:03:40 +0100 |
commit | 082af5ec5080b028f7d0846a6c27cbb87f288205 (patch) | |
tree | 9b34b36586c9453628849fc5acee655012cb7b1e /drivers/base | |
parent | c350717ec7de67daad26d996efe7f3d97d95aa9c (diff) | |
parent | 258c3d628fe9e7512d98a0000709773457c66ef1 (diff) | |
download | linux-082af5ec5080b028f7d0846a6c27cbb87f288205.tar.gz |
Merge branch 'for-next/scs' into for-next/core
Support for Clang's Shadow Call Stack in the kernel (Sami Tolvanen and Will Deacon) * for-next/scs: arm64: entry-ftrace.S: Update comment to indicate that x18 is live scs: Move DEFINE_SCS macro into core code scs: Remove references to asm/scs.h from core code scs: Move scs_overflow_check() out of architecture code arm64: scs: Use 'scs_sp' register alias for x18 scs: Move accounting into alloc/free functions arm64: scs: Store absolute SCS stack pointer value in thread_info efi/libstub: Disable Shadow Call Stack arm64: scs: Add shadow stacks for SDEI arm64: Implement Shadow Call Stack arm64: Disable SCS for hypervisor code arm64: vdso: Disable Shadow Call Stack arm64: efi: Restore register x18 if it was corrupted arm64: Preserve register x18 when CPU is suspended arm64: Reserve register x18 from general allocation with SCS scs: Disable when function graph tracing is enabled scs: Add support for stack usage debugging scs: Add page accounting for shadow call stack allocations scs: Add support for Clang's Shadow Call Stack (SCS)
Diffstat (limited to 'drivers/base')
-rw-r--r-- | drivers/base/node.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/base/node.c b/drivers/base/node.c index 10d7e818e118..50b8c0d43859 100644 --- a/drivers/base/node.c +++ b/drivers/base/node.c @@ -415,6 +415,9 @@ static ssize_t node_read_meminfo(struct device *dev, "Node %d AnonPages: %8lu kB\n" "Node %d Shmem: %8lu kB\n" "Node %d KernelStack: %8lu kB\n" +#ifdef CONFIG_SHADOW_CALL_STACK + "Node %d ShadowCallStack:%8lu kB\n" +#endif "Node %d PageTables: %8lu kB\n" "Node %d NFS_Unstable: %8lu kB\n" "Node %d Bounce: %8lu kB\n" @@ -438,6 +441,9 @@ static ssize_t node_read_meminfo(struct device *dev, nid, K(node_page_state(pgdat, NR_ANON_MAPPED)), nid, K(i.sharedram), nid, sum_zone_node_page_state(nid, NR_KERNEL_STACK_KB), +#ifdef CONFIG_SHADOW_CALL_STACK + nid, sum_zone_node_page_state(nid, NR_KERNEL_SCS_KB), +#endif nid, K(sum_zone_node_page_state(nid, NR_PAGETABLE)), nid, K(node_page_state(pgdat, NR_UNSTABLE_NFS)), nid, K(sum_zone_node_page_state(nid, NR_BOUNCE)), |