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Searched refs:mem_limit (Results 1 – 15 of 15) sorted by relevance

/linux/arch/x86/boot/compressed/
A Dkaslr.c85 static u64 mem_limit; variable
210 if (size > 0 && size < mem_limit) in mem_avoid_memmap()
211 mem_limit = size; in mem_avoid_memmap()
296 if (mem_size < mem_limit) in handle_mem_options()
297 mem_limit = mem_size; in handle_mem_options()
589 region_end = min(entry->start + entry->size, mem_limit); in __process_mem_region()
782 if (minimum + image_size > mem_limit) in find_random_phys_addr()
797 if (phys_addr < minimum || phys_addr + image_size > mem_limit) { in find_random_phys_addr()
842 mem_limit = KERNEL_IMAGE_SIZE; in choose_random_location()
844 mem_limit = MAXMEM; in choose_random_location()
/linux/arch/parisc/mm/
A Dinit.c78 static unsigned long mem_limit __read_mostly = MAX_MEM;
103 if (limit < mem_limit) in mem_limit_func()
104 mem_limit = limit; in mem_limit_func()
199 if ((mem_max + rsize) > mem_limit) { in setup_bootmem()
200 printk(KERN_WARNING "Memory truncated to %ld MB\n", mem_limit >> 20); in setup_bootmem()
201 if (mem_max == mem_limit) in setup_bootmem()
204 pmem_ranges[i].pages = (mem_limit >> PAGE_SHIFT) in setup_bootmem()
207 mem_max = mem_limit; in setup_bootmem()
636 if (initrd_end && initrd_end > mem_limit) { in pagetable_init()
/linux/arch/powerpc/kexec/
A Dcore.c197 static unsigned long long mem_limit; variable
220 .value = &mem_limit,
245 mem_limit = cpu_to_be_ulong(memory_limit); in export_crashk_values()
/linux/drivers/tty/
A Dtty_buffer.c93 int space = port->buf.mem_limit - atomic_read(&port->buf.mem_used); in tty_buffer_space_avail()
175 if (atomic_read(&port->buf.mem_used) > port->buf.mem_limit) in tty_buffer_alloc()
593 buf->mem_limit = TTYB_DEFAULT_MEM_LIMIT; in tty_buffer_init()
609 port->buf.mem_limit = limit; in tty_buffer_set_limit()
/linux/Documentation/admin-guide/blockdev/
A Dzram.rst138 Set memory limit by writing the value to sysfs node 'mem_limit'.
144 echo $((50*1024*1024)) > /sys/block/zram0/mem_limit
147 echo 256K > /sys/block/zram0/mem_limit
148 echo 512M > /sys/block/zram0/mem_limit
149 echo 1G > /sys/block/zram0/mem_limit
152 echo 0 > /sys/block/zram0/mem_limit
200 mem_limit WO specifies the maximum amount of memory ZRAM can
261 mem_limit the maximum amount of memory ZRAM can use to store
/linux/include/linux/
A Dtty_buffer.h45 int mem_limit; member
/linux/arch/arm/mach-cns3xxx/
A Dpcie.c232 u16 mem_limit = cnspci->res_mem.end >> 16; in cns3xxx_pcie_hw_init() local
240 cns3xxx_write_config(cnspci, PCI_MEMORY_LIMIT, 2, mem_limit); in cns3xxx_pcie_hw_init()
/linux/arch/ia64/kernel/
A Defi.c72 static u64 mem_limit = ~0UL, max_addr = ~0UL, min_addr = 0UL; variable
502 mem_limit = memparse(cp + 4, &cp); in efi_init()
1026 if (total_mem + (ae - as) > mem_limit) in find_memmap_space()
1027 ae -= total_mem + (ae - as) - mem_limit; in find_memmap_space()
1145 if (total_mem + (ae - as) > mem_limit) in efi_memmap_init()
1146 ae -= total_mem + (ae - as) - mem_limit; in efi_memmap_init()
/linux/Documentation/ABI/testing/
A Dsysfs-block-zram51 What: /sys/block/zram<id>/mem_limit
55 The mem_limit file is write-only and specifies the maximum
/linux/drivers/infiniband/sw/siw/
A Dsiw_verbs.c1287 unsigned long mem_limit = rlimit(RLIMIT_MEMLOCK); in siw_reg_user_mr() local
1303 if (mem_limit != RLIM_INFINITY) { in siw_reg_user_mr()
1306 mem_limit >>= PAGE_SHIFT; in siw_reg_user_mr()
1308 if (num_pages > mem_limit - current->mm->locked_vm) { in siw_reg_user_mr()
1310 num_pages, mem_limit, in siw_reg_user_mr()
/linux/arch/alpha/kernel/
A Dsetup.c284 move_initrd(unsigned long mem_limit) in move_initrd() argument
291 if (!start || __pa(start) + size > mem_limit) { in move_initrd()
/linux/drivers/pcmcia/
A Drsrc_nonstatic.c44 INT_MODULE_PARM(mem_limit, 0x10000);
512 if (ok >= mem_limit) in validate_mem()
/linux/arch/s390/kvm/
A Dkvm-s390.c835 kvm->arch.mem_limit); in kvm_s390_get_mem_control()
836 if (put_user(kvm->arch.mem_limit, (u64 __user *)attr->addr)) in kvm_s390_get_mem_control()
895 if (kvm->arch.mem_limit != KVM_S390_NO_MEM_LIMIT && in kvm_s390_set_mem_control()
896 new_limit > kvm->arch.mem_limit) in kvm_s390_set_mem_control()
2771 kvm->arch.mem_limit = KVM_S390_NO_MEM_LIMIT; in kvm_arch_init_vm()
2774 kvm->arch.mem_limit = TASK_SIZE_MAX; in kvm_arch_init_vm()
2776 kvm->arch.mem_limit = min_t(unsigned long, TASK_SIZE_MAX, in kvm_arch_init_vm()
2778 kvm->arch.gmap = gmap_create(current->mm, kvm->arch.mem_limit - 1); in kvm_arch_init_vm()
5038 if (mem->guest_phys_addr + mem->memory_size > kvm->arch.mem_limit) in kvm_arch_prepare_memory_region()
/linux/arch/s390/include/asm/
A Dkvm_host.h934 unsigned long mem_limit; member
/linux/drivers/block/zram/
A Dzram_drv.c1869 static DEVICE_ATTR_WO(mem_limit);

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