diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2018-10-24 14:42:02 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-10-24 14:42:02 +0100 |
| commit | 08ffb584d9eb17940321317ef6c9c7383ad4f149 (patch) | |
| tree | 8381cf601c6cc10e364b41902ed2ff41520eac72 /fs/pstore/ram.c | |
| parent | 638820d8da8ededd6dc609beaef02d5396599c03 (diff) | |
| parent | 1227daa43bce1318ff6fb54e6cd862b4f60245c7 (diff) | |
Merge tag 'pstore-v4.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull pstore updates from Kees Cook:
"pstore improvements:
- refactor init to happen as early as possible again (Joel Fernandes)
- improve resource reservation names"
* tag 'pstore-v4.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
pstore/ram: Clarify resource reservation labels
pstore: Refactor compression initialization
pstore: Allocate compression during late_initcall()
pstore: Centralize init/exit routines
Diffstat (limited to 'fs/pstore/ram.c')
| -rw-r--r-- | fs/pstore/ram.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c index f4fd2e72add4..ffcff6516e89 100644 --- a/fs/pstore/ram.c +++ b/fs/pstore/ram.c @@ -587,9 +587,16 @@ static int ramoops_init_przs(const char *name, goto fail; for (i = 0; i < *cnt; i++) { + char *label; + + if (*cnt == 1) + label = kasprintf(GFP_KERNEL, "ramoops:%s", name); + else + label = kasprintf(GFP_KERNEL, "ramoops:%s(%d/%d)", + name, i, *cnt - 1); prz_ar[i] = persistent_ram_new(*paddr, zone_sz, sig, - &cxt->ecc_info, - cxt->memtype, flags); + &cxt->ecc_info, + cxt->memtype, flags, label); if (IS_ERR(prz_ar[i])) { err = PTR_ERR(prz_ar[i]); dev_err(dev, "failed to request %s mem region (0x%zx@0x%llx): %d\n", @@ -619,6 +626,8 @@ static int ramoops_init_prz(const char *name, struct persistent_ram_zone **prz, phys_addr_t *paddr, size_t sz, u32 sig) { + char *label; + if (!sz) return 0; @@ -629,8 +638,9 @@ static int ramoops_init_prz(const char *name, return -ENOMEM; } + label = kasprintf(GFP_KERNEL, "ramoops:%s", name); *prz = persistent_ram_new(*paddr, sz, sig, &cxt->ecc_info, - cxt->memtype, 0); + cxt->memtype, 0, label); if (IS_ERR(*prz)) { int err = PTR_ERR(*prz); @@ -962,7 +972,7 @@ static int __init ramoops_init(void) return ret; } -late_initcall(ramoops_init); +postcore_initcall(ramoops_init); static void __exit ramoops_exit(void) { |