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authorLinus Torvalds <torvalds@linux-foundation.org>2020-06-28 21:42:16 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-28 21:42:16 +0300
commitbc53f67d247a38d43e081faa7e63690a1279f5c7 (patch)
tree5ba3f34da82485ac2c628095e9ff565b3662bb5f /fs
parent91a9a90d040e8b9ff63d48ea71468e0f4db764ff (diff)
parent2a55280a3675203496d302463b941834228b9875 (diff)
downloadlinux-bc53f67d247a38d43e081faa7e63690a1279f5c7.tar.xz
Merge tag 'efi-urgent-2020-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull EFI fixes from Ingo Molnar: - Fix build regression on v4.8 and older - Robustness fix for TPM log parsing code - kobject refcount fix for the ESRT parsing code - Two efivarfs fixes to make it behave more like an ordinary file system - Style fixup for zero length arrays - Fix a regression in path separator handling in the initrd loader - Fix a missing prototype warning - Add some kerneldoc headers for newly introduced stub routines - Allow support for SSDT overrides via EFI variables to be disabled - Report CPU mode and MMU state upon entry for 32-bit ARM - Use the correct stack pointer alignment when entering from mixed mode * tag 'efi-urgent-2020-06-28' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: efi/libstub: arm: Print CPU boot mode and MMU state at boot efi/libstub: arm: Omit arch specific config table matching array on arm64 efi/x86: Setup stack correctly for efi_pe_entry efi: Make it possible to disable efivar_ssdt entirely efi/libstub: Descriptions for stub helper functions efi/libstub: Fix path separator regression efi/libstub: Fix missing-prototype warning for skip_spaces() efi: Replace zero-length array and use struct_size() helper efivarfs: Don't return -EINTR when rate-limiting reads efivarfs: Update inode modification time for successful writes efi/esrt: Fix reference count leak in esre_create_sysfs_entry. efi/tpm: Verify event log header before parsing efi/x86: Fix build with gcc 4
Diffstat (limited to 'fs')
-rw-r--r--fs/efivarfs/file.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/efivarfs/file.c b/fs/efivarfs/file.c
index e9e27a271af0..feaa5e182b7b 100644
--- a/fs/efivarfs/file.c
+++ b/fs/efivarfs/file.c
@@ -51,6 +51,7 @@ static ssize_t efivarfs_file_write(struct file *file,
} else {
inode_lock(inode);
i_size_write(inode, datasize + sizeof(attributes));
+ inode->i_mtime = current_time(inode);
inode_unlock(inode);
}
@@ -72,10 +73,8 @@ static ssize_t efivarfs_file_read(struct file *file, char __user *userbuf,
ssize_t size = 0;
int err;
- while (!__ratelimit(&file->f_cred->user->ratelimit)) {
- if (!msleep_interruptible(50))
- return -EINTR;
- }
+ while (!__ratelimit(&file->f_cred->user->ratelimit))
+ msleep(50);
err = efivar_entry_size(var, &datasize);